708101520

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{521}}^1\times {\mathrm{809}}^1$

素因数の和:1353

約数の個数: 160

約数和(自身を含む): 2516624640

約数和(自身を除く): 1808523120

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 521, 560, 809, 840, 1042, 1563, 1618, 1680, 2084, 2427, 2605, 3126, 3236, 3647, 4045, 4168, 4854, 5210, 5663, 6252, 6472, 7294, 7815, 8090, 8336, 9708, 10420, 10941, 11326, 12135, 12504, 12944, 14588, 15630, 16180, 16989, 18235, 19416, 20840, 21882, 22652, 24270, 25008, 28315, 29176, 31260, 32360, 33978, 36470, 38832, 41680, 43764, 45304, 48540, 54705, 56630, 58352, 62520, 64720, 67956, 72940, 84945, 87528, 90608, 97080, 109410, 113260, 125040, 135912, 145880, 169890, 175056, 194160, 218820, 226520, 271824, 291760, 339780, 421489, 437640, 453040, 679560, 842978, 875280, 1264467, 1359120, 1685956, 2107445, 2528934, 2950423, 3371912, 4214890, 5057868, 5900846, 6322335, 6743824, 8429780, 8851269, 10115736, 11801692, 12644670, 14752115, 16859560, 17702538, 20231472, 23603384, 25289340, 29504230, 33719120, 35405076, 44256345, 47206768, 50578680, 59008460, 70810152, 88512690, 101157360, 118016920, 141620304, 177025380, 236033840, 354050760, 708101520]

約数ペア:

[(1, 708101520), (2, 354050760), (3, 236033840), (4, 177025380), (5, 141620304), (6, 118016920), (7, 101157360), (8, 88512690), (10, 70810152), (12, 59008460), (14, 50578680), (15, 47206768), (16, 44256345), (20, 35405076), (21, 33719120), (24, 29504230), (28, 25289340), (30, 23603384), (35, 20231472), (40, 17702538), (42, 16859560), (48, 14752115), (56, 12644670), (60, 11801692), (70, 10115736), (80, 8851269), (84, 8429780), (105, 6743824), (112, 6322335), (120, 5900846), (140, 5057868), (168, 4214890), (210, 3371912), (240, 2950423), (280, 2528934), (336, 2107445), (420, 1685956), (521, 1359120), (560, 1264467), (809, 875280), (840, 842978), (1042, 679560), (1563, 453040), (1618, 437640), (1680, 421489), (2084, 339780), (2427, 291760), (2605, 271824), (3126, 226520), (3236, 218820), (3647, 194160), (4045, 175056), (4168, 169890), (4854, 145880), (5210, 135912), (5663, 125040), (6252, 113260), (6472, 109410), (7294, 97080), (7815, 90608), (8090, 87528), (8336, 84945), (9708, 72940), (10420, 67956), (10941, 64720), (11326, 62520), (12135, 58352), (12504, 56630), (12944, 54705), (14588, 48540), (15630, 45304), (16180, 43764), (16989, 41680), (18235, 38832), (19416, 36470), (20840, 33978), (21882, 32360), (22652, 31260), (24270, 29176), (25008, 28315)]