2020702080

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{8287}}^1$

素因数の和:8436

約数の個数: 128

約数和(自身を含む): 6492487680

約数和(自身を除く): 4471785600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 127, 128, 160, 192, 240, 254, 320, 381, 384, 480, 508, 635, 640, 762, 960, 1016, 1270, 1524, 1905, 1920, 2032, 2540, 3048, 3810, 4064, 5080, 6096, 7620, 8128, 8287, 10160, 12192, 15240, 16256, 16574, 20320, 24384, 24861, 30480, 33148, 40640, 41435, 48768, 49722, 60960, 66296, 81280, 82870, 99444, 121920, 124305, 132592, 165740, 198888, 243840, 248610, 265184, 331480, 397776, 497220, 530368, 662960, 795552, 994440, 1052449, 1060736, 1325920, 1591104, 1988880, 2104898, 2651840, 3157347, 3182208, 3977760, 4209796, 5262245, 5303680, 6314694, 7955520, 8419592, 10524490, 12629388, 15786735, 15911040, 16839184, 21048980, 25258776, 31573470, 33678368, 42097960, 50517552, 63146940, 67356736, 84195920, 101035104, 126293880, 134713472, 168391840, 202070208, 252587760, 336783680, 404140416, 505175520, 673567360, 1010351040, 2020702080]

約数ペア:

[(1, 2020702080), (2, 1010351040), (3, 673567360), (4, 505175520), (5, 404140416), (6, 336783680), (8, 252587760), (10, 202070208), (12, 168391840), (15, 134713472), (16, 126293880), (20, 101035104), (24, 84195920), (30, 67356736), (32, 63146940), (40, 50517552), (48, 42097960), (60, 33678368), (64, 31573470), (80, 25258776), (96, 21048980), (120, 16839184), (127, 15911040), (128, 15786735), (160, 12629388), (192, 10524490), (240, 8419592), (254, 7955520), (320, 6314694), (381, 5303680), (384, 5262245), (480, 4209796), (508, 3977760), (635, 3182208), (640, 3157347), (762, 2651840), (960, 2104898), (1016, 1988880), (1270, 1591104), (1524, 1325920), (1905, 1060736), (1920, 1052449), (2032, 994440), (2540, 795552), (3048, 662960), (3810, 530368), (4064, 497220), (5080, 397776), (6096, 331480), (7620, 265184), (8128, 248610), (8287, 243840), (10160, 198888), (12192, 165740), (15240, 132592), (16256, 124305), (16574, 121920), (20320, 99444), (24384, 82870), (24861, 81280), (30480, 66296), (33148, 60960), (40640, 49722), (41435, 48768)]