1217543880

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{677}}^1\times {\mathrm{2141}}^1$

素因数の和:2839

約数の個数: 128

約数和(自身を含む): 4182554880

約数和(自身を除く): 2965011000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 677, 840, 1354, 2031, 2141, 2708, 3385, 4062, 4282, 4739, 5416, 6423, 6770, 8124, 8564, 9478, 10155, 10705, 12846, 13540, 14217, 14987, 16248, 17128, 18956, 20310, 21410, 23695, 25692, 27080, 28434, 29974, 32115, 37912, 40620, 42820, 44961, 47390, 51384, 56868, 59948, 64230, 71085, 74935, 81240, 85640, 89922, 94780, 113736, 119896, 128460, 142170, 149870, 179844, 189560, 224805, 256920, 284340, 299740, 359688, 449610, 568680, 599480, 899220, 1449457, 1798440, 2898914, 4348371, 5797828, 7247285, 8696742, 10146199, 11595656, 14494570, 17393484, 20292398, 21741855, 28989140, 30438597, 34786968, 40584796, 43483710, 50730995, 57978280, 60877194, 81169592, 86967420, 101461990, 121754388, 152192985, 173934840, 202923980, 243508776, 304385970, 405847960, 608771940, 1217543880]

約数ペア:

[(1, 1217543880), (2, 608771940), (3, 405847960), (4, 304385970), (5, 243508776), (6, 202923980), (7, 173934840), (8, 152192985), (10, 121754388), (12, 101461990), (14, 86967420), (15, 81169592), (20, 60877194), (21, 57978280), (24, 50730995), (28, 43483710), (30, 40584796), (35, 34786968), (40, 30438597), (42, 28989140), (56, 21741855), (60, 20292398), (70, 17393484), (84, 14494570), (105, 11595656), (120, 10146199), (140, 8696742), (168, 7247285), (210, 5797828), (280, 4348371), (420, 2898914), (677, 1798440), (840, 1449457), (1354, 899220), (2031, 599480), (2141, 568680), (2708, 449610), (3385, 359688), (4062, 299740), (4282, 284340), (4739, 256920), (5416, 224805), (6423, 189560), (6770, 179844), (8124, 149870), (8564, 142170), (9478, 128460), (10155, 119896), (10705, 113736), (12846, 94780), (13540, 89922), (14217, 85640), (14987, 81240), (16248, 74935), (17128, 71085), (18956, 64230), (20310, 59948), (21410, 56868), (23695, 51384), (25692, 47390), (27080, 44961), (28434, 42820), (29974, 40620), (32115, 37912)]