20172264280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{2467}}^1$

素因数の和:2586

約数の個数: 256

約数和(自身を含む): 57573504000

約数和(自身を除く): 37401239720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 29, 35, 38, 40, 53, 56, 58, 70, 76, 95, 106, 116, 133, 140, 145, 152, 190, 203, 212, 232, 265, 266, 280, 290, 371, 380, 406, 424, 530, 532, 551, 580, 665, 742, 760, 812, 1007, 1015, 1060, 1064, 1102, 1160, 1330, 1484, 1537, 1624, 1855, 2014, 2030, 2120, 2204, 2467, 2660, 2755, 2968, 3074, 3710, 3857, 4028, 4060, 4408, 4934, 5035, 5320, 5510, 6148, 7049, 7420, 7685, 7714, 8056, 8120, 9868, 10070, 10759, 11020, 12296, 12335, 14098, 14840, 15370, 15428, 17269, 19285, 19736, 20140, 21518, 22040, 24670, 28196, 29203, 30740, 30856, 34538, 35245, 38570, 40280, 43036, 46873, 49340, 53795, 56392, 58406, 61480, 69076, 70490, 71543, 77140, 86072, 86345, 93746, 98680, 107590, 116812, 130751, 138152, 140980, 143086, 146015, 154280, 172690, 187492, 204421, 215180, 233624, 234365, 261502, 281960, 286172, 292030, 328111, 345380, 357715, 374984, 408842, 430360, 468730, 500801, 523004, 572344, 584060, 653755, 656222, 690760, 715430, 817684, 915257, 937460, 1001602, 1022105, 1046008, 1168120, 1307510, 1312444, 1359317, 1430860, 1635368, 1640555, 1830514, 1874920, 2003204, 2044210, 2484269, 2504005, 2615020, 2624888, 2718634, 2861720, 3281110, 3661028, 3791779, 4006408, 4088420, 4576285, 4968538, 5008010, 5230040, 5437268, 6562220, 6796585, 7322056, 7583558, 8176840, 9152570, 9515219, 9937076, 10016020, 10874536, 12421345, 13124440, 13593170, 15167116, 17389883, 18305140, 18958895, 19030438, 19874152, 20032040, 24842690, 26542453, 27186340, 30334232, 34779766, 36610280, 37917790, 38060876, 47576095, 49685380, 53084906, 54372680, 69559532, 72043801, 75835580, 76121752, 86949415, 95152190, 99370760, 106169812, 132712265, 139119064, 144087602, 151671160, 173898830, 190304380, 212339624, 265424530, 288175204, 347797660, 360219005, 380608760, 504306607, 530849060, 576350408, 695595320, 720438010, 1008613214, 1061698120, 1440876020, 2017226428, 2521533035, 2881752040, 4034452856, 5043066070, 10086132140, 20172264280]

約数ペア:

[(1, 20172264280), (2, 10086132140), (4, 5043066070), (5, 4034452856), (7, 2881752040), (8, 2521533035), (10, 2017226428), (14, 1440876020), (19, 1061698120), (20, 1008613214), (28, 720438010), (29, 695595320), (35, 576350408), (38, 530849060), (40, 504306607), (53, 380608760), (56, 360219005), (58, 347797660), (70, 288175204), (76, 265424530), (95, 212339624), (106, 190304380), (116, 173898830), (133, 151671160), (140, 144087602), (145, 139119064), (152, 132712265), (190, 106169812), (203, 99370760), (212, 95152190), (232, 86949415), (265, 76121752), (266, 75835580), (280, 72043801), (290, 69559532), (371, 54372680), (380, 53084906), (406, 49685380), (424, 47576095), (530, 38060876), (532, 37917790), (551, 36610280), (580, 34779766), (665, 30334232), (742, 27186340), (760, 26542453), (812, 24842690), (1007, 20032040), (1015, 19874152), (1060, 19030438), (1064, 18958895), (1102, 18305140), (1160, 17389883), (1330, 15167116), (1484, 13593170), (1537, 13124440), (1624, 12421345), (1855, 10874536), (2014, 10016020), (2030, 9937076), (2120, 9515219), (2204, 9152570), (2467, 8176840), (2660, 7583558), (2755, 7322056), (2968, 6796585), (3074, 6562220), (3710, 5437268), (3857, 5230040), (4028, 5008010), (4060, 4968538), (4408, 4576285), (4934, 4088420), (5035, 4006408), (5320, 3791779), (5510, 3661028), (6148, 3281110), (7049, 2861720), (7420, 2718634), (7685, 2624888), (7714, 2615020), (8056, 2504005), (8120, 2484269), (9868, 2044210), (10070, 2003204), (10759, 1874920), (11020, 1830514), (12296, 1640555), (12335, 1635368), (14098, 1430860), (14840, 1359317), (15370, 1312444), (15428, 1307510), (17269, 1168120), (19285, 1046008), (19736, 1022105), (20140, 1001602), (21518, 937460), (22040, 915257), (24670, 817684), (28196, 715430), (29203, 690760), (30740, 656222), (30856, 653755), (34538, 584060), (35245, 572344), (38570, 523004), (40280, 500801), (43036, 468730), (46873, 430360), (49340, 408842), (53795, 374984), (56392, 357715), (58406, 345380), (61480, 328111), (69076, 292030), (70490, 286172), (71543, 281960), (77140, 261502), (86072, 234365), (86345, 233624), (93746, 215180), (98680, 204421), (107590, 187492), (116812, 172690), (130751, 154280), (138152, 146015), (140980, 143086)]