2018857680

素因数分解:

$2^4\times 3^2\times 5^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{3889}}^1$

素因数の和:4018

約数の個数: 240

約数和(自身を含む): 7825808640

約数和(自身を除く): 5806950960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 35, 36, 40, 42, 45, 48, 56, 60, 63, 70, 72, 80, 84, 90, 103, 105, 112, 120, 126, 140, 144, 168, 180, 206, 210, 240, 252, 280, 309, 315, 336, 360, 412, 420, 504, 515, 560, 618, 630, 720, 721, 824, 840, 927, 1008, 1030, 1236, 1260, 1442, 1545, 1648, 1680, 1854, 2060, 2163, 2472, 2520, 2884, 3090, 3605, 3708, 3889, 4120, 4326, 4635, 4944, 5040, 5768, 6180, 6489, 7210, 7416, 7778, 8240, 8652, 9270, 10815, 11536, 11667, 12360, 12978, 14420, 14832, 15556, 17304, 18540, 19445, 21630, 23334, 24720, 25956, 27223, 28840, 31112, 32445, 34608, 35001, 37080, 38890, 43260, 46668, 51912, 54446, 57680, 58335, 62224, 64890, 70002, 74160, 77780, 81669, 86520, 93336, 103824, 108892, 116670, 129780, 136115, 140004, 155560, 163338, 173040, 175005, 186672, 217784, 233340, 245007, 259560, 272230, 280008, 311120, 326676, 350010, 400567, 408345, 435568, 466680, 490014, 519120, 544460, 560016, 653352, 700020, 801134, 816690, 933360, 980028, 1088920, 1201701, 1225035, 1306704, 1400040, 1602268, 1633380, 1960056, 2002835, 2177840, 2403402, 2450070, 2800080, 2803969, 3204536, 3266760, 3605103, 3920112, 4005670, 4806804, 4900140, 5607938, 6008505, 6409072, 6533520, 7210206, 8011340, 8411907, 9613608, 9800280, 11215876, 12017010, 14019845, 14420412, 16022680, 16823814, 18025515, 19227216, 19600560, 22431752, 24034020, 25235721, 28039690, 28840824, 32045360, 33647628, 36051030, 42059535, 44863504, 48068040, 50471442, 56079380, 57681648, 67295256, 72102060, 84119070, 96136080, 100942884, 112158760, 126178605, 134590512, 144204120, 168238140, 201885768, 224317520, 252357210, 288408240, 336476280, 403771536, 504714420, 672952560, 1009428840, 2018857680]

約数ペア:

[(1, 2018857680), (2, 1009428840), (3, 672952560), (4, 504714420), (5, 403771536), (6, 336476280), (7, 288408240), (8, 252357210), (9, 224317520), (10, 201885768), (12, 168238140), (14, 144204120), (15, 134590512), (16, 126178605), (18, 112158760), (20, 100942884), (21, 96136080), (24, 84119070), (28, 72102060), (30, 67295256), (35, 57681648), (36, 56079380), (40, 50471442), (42, 48068040), (45, 44863504), (48, 42059535), (56, 36051030), (60, 33647628), (63, 32045360), (70, 28840824), (72, 28039690), (80, 25235721), (84, 24034020), (90, 22431752), (103, 19600560), (105, 19227216), (112, 18025515), (120, 16823814), (126, 16022680), (140, 14420412), (144, 14019845), (168, 12017010), (180, 11215876), (206, 9800280), (210, 9613608), (240, 8411907), (252, 8011340), (280, 7210206), (309, 6533520), (315, 6409072), (336, 6008505), (360, 5607938), (412, 4900140), (420, 4806804), (504, 4005670), (515, 3920112), (560, 3605103), (618, 3266760), (630, 3204536), (720, 2803969), (721, 2800080), (824, 2450070), (840, 2403402), (927, 2177840), (1008, 2002835), (1030, 1960056), (1236, 1633380), (1260, 1602268), (1442, 1400040), (1545, 1306704), (1648, 1225035), (1680, 1201701), (1854, 1088920), (2060, 980028), (2163, 933360), (2472, 816690), (2520, 801134), (2884, 700020), (3090, 653352), (3605, 560016), (3708, 544460), (3889, 519120), (4120, 490014), (4326, 466680), (4635, 435568), (4944, 408345), (5040, 400567), (5768, 350010), (6180, 326676), (6489, 311120), (7210, 280008), (7416, 272230), (7778, 259560), (8240, 245007), (8652, 233340), (9270, 217784), (10815, 186672), (11536, 175005), (11667, 173040), (12360, 163338), (12978, 155560), (14420, 140004), (14832, 136115), (15556, 129780), (17304, 116670), (18540, 108892), (19445, 103824), (21630, 93336), (23334, 86520), (24720, 81669), (25956, 77780), (27223, 74160), (28840, 70002), (31112, 64890), (32445, 62224), (34608, 58335), (35001, 57680), (37080, 54446), (38890, 51912), (43260, 46668)]