15 और 20 का LCM होगा class-10

array(10) { [0]=> object(stdClass)#4239 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "OTuBTijyz4Q" ["related_video_title"]=> string(124) "HCF निकालना सीखें | hcf kaise nikalte hai | how to find hcf | hcf kaise karte hain | hcf kaise sikhe" ["posted_time"]=> string(21) "3 года назад" ["channelName"]=> string(10) "DEAR PAWAR" } [1]=> object(stdClass)#4212 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "L1N6BbZuqs8" ["related_video_title"]=> string(100) "#Class 10 Math Chapter 1 Objective || Vastavik Sankhya Class 10 Objective Question || Class10th Math" ["posted_time"]=> string(0) "" ["channelName"]=> string(28) "Cambridge class by shyam sir" } [2]=> object(stdClass)#4237 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "SQnBgocyLag" ["related_video_title"]=> string(97) "LCM & HCF : 10 Best Questions 🔥 with Concept & Short Tricks by Aditya Ranjan Sir Maths" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(26) "Maths WIZARD Aditya Ranjan" } [3]=> object(stdClass)#4244 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "gyLXf01rqzc" ["related_video_title"]=> string(125) "Lcm और Hcf निकालना सीखे | lcm and hcf | lcm hcf kaise nikale | lasa masa | lcm hcf | hcf bhag vidhi" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(25) "Explain 4U - Hemant Patil" } [4]=> object(stdClass)#4223 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "JsrRqLK8zKg" ["related_video_title"]=> string(105) "Почему площадь сферы в четыре раза больше её тени? [3Blue1Brown]" ["posted_time"]=> string(21) "3 года назад" ["channelName"]=> string(10) "Vert Dider" } [5]=> object(stdClass)#4241 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "8rHu0Ysr2kw" ["related_video_title"]=> string(100) "НОВАЯ НИВА! Двигатель мощнее, другая ходовая. Лада Нива" ["posted_time"]=> string(23) "6 часов назад" ["channelName"]=> string(19) "Лиса Рулит" } [6]=> object(stdClass)#4236 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "-JpfpCKnRH0" ["related_video_title"]=> string(141) "Army Agniveer Maths LCM & HCF (लघुत्तम व महत्तम समापवर्तक) | Army Agniveer Maths Topic wise" ["posted_time"]=> string(19) "1 год назад" ["channelName"]=> string(17) "ShubhaM E ClasseS" } [7]=> object(stdClass)#4246 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "z-KlqO8Iv1M" ["related_video_title"]=> string(150) "ՈՒՂԻՂ. Դիմակավորված ԱԱԾ–ականները ներխուժել են Մայր Աթոռ. իրավիճակը գերլարված է" ["posted_time"]=> string(0) "" ["channelName"]=> string(7) "NEWS AM" } [8]=> object(stdClass)#4222 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "qoVM7WaCsXA" ["related_video_title"]=> string(101) "LCM and HCF : 2 Very Important Concept 💯 by Aditya Ranjan Sir Maths | Short Tricks | For All Exams" ["posted_time"]=> string(25) "4 месяца назад" ["channelName"]=> string(26) "Maths WIZARD Aditya Ranjan" } [9]=> object(stdClass)#4240 (5) { ["video_id"]=> int(9999999) ["related_video_id"]=> string(11) "NlGWT-YibfY" ["related_video_title"]=> string(84) "Силовой захват власти / Новая спецоперация РФ?" ["posted_time"]=> string(23) "9 часов назад" ["channelName"]=> string(10) "NEXTA Live" } }