40376280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:769

約数の個数: 128

約数和(自身を含む): 140590080

約数和(自身を除く): 100213800

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, 71, 84, 105, 120, 140, 142, 168, 210, 213, 280, 284, 355, 420, 426, 497, 568, 677, 710, 840, 852, 994, 1065, 1354, 1420, 1491, 1704, 1988, 2031, 2130, 2485, 2708, 2840, 2982, 3385, 3976, 4062, 4260, 4739, 4970, 5416, 5964, 6770, 7455, 8124, 8520, 9478, 9940, 10155, 11928, 13540, 14217, 14910, 16248, 18956, 19880, 20310, 23695, 27080, 28434, 29820, 37912, 40620, 47390, 48067, 56868, 59640, 71085, 81240, 94780, 96134, 113736, 142170, 144201, 189560, 192268, 240335, 284340, 288402, 336469, 384536, 480670, 568680, 576804, 672938, 721005, 961340, 1009407, 1153608, 1345876, 1442010, 1682345, 1922680, 2018814, 2691752, 2884020, 3364690, 4037628, 5047035, 5768040, 6729380, 8075256, 10094070, 13458760, 20188140, 40376280]

約数ペア:

[(1, 40376280), (2, 20188140), (3, 13458760), (4, 10094070), (5, 8075256), (6, 6729380), (7, 5768040), (8, 5047035), (10, 4037628), (12, 3364690), (14, 2884020), (15, 2691752), (20, 2018814), (21, 1922680), (24, 1682345), (28, 1442010), (30, 1345876), (35, 1153608), (40, 1009407), (42, 961340), (56, 721005), (60, 672938), (70, 576804), (71, 568680), (84, 480670), (105, 384536), (120, 336469), (140, 288402), (142, 284340), (168, 240335), (210, 192268), (213, 189560), (280, 144201), (284, 142170), (355, 113736), (420, 96134), (426, 94780), (497, 81240), (568, 71085), (677, 59640), (710, 56868), (840, 48067), (852, 47390), (994, 40620), (1065, 37912), (1354, 29820), (1420, 28434), (1491, 27080), (1704, 23695), (1988, 20310), (2031, 19880), (2130, 18956), (2485, 16248), (2708, 14910), (2840, 14217), (2982, 13540), (3385, 11928), (3976, 10155), (4062, 9940), (4260, 9478), (4739, 8520), (4970, 8124), (5416, 7455), (5964, 6770)]