74984520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{677}}^1$

素因数の和:775

約数の個数: 128

約数和(自身を含む): 246032640

約数和(自身を除く): 171048120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 20, 24, 26, 30, 39, 40, 52, 60, 65, 71, 78, 104, 120, 130, 142, 156, 195, 213, 260, 284, 312, 355, 390, 426, 520, 568, 677, 710, 780, 852, 923, 1065, 1354, 1420, 1560, 1704, 1846, 2031, 2130, 2708, 2769, 2840, 3385, 3692, 4062, 4260, 4615, 5416, 5538, 6770, 7384, 8124, 8520, 8801, 9230, 10155, 11076, 13540, 13845, 16248, 17602, 18460, 20310, 22152, 26403, 27080, 27690, 35204, 36920, 40620, 44005, 48067, 52806, 55380, 70408, 81240, 88010, 96134, 105612, 110760, 132015, 144201, 176020, 192268, 211224, 240335, 264030, 288402, 352040, 384536, 480670, 528060, 576804, 624871, 721005, 961340, 1056120, 1153608, 1249742, 1442010, 1874613, 1922680, 2499484, 2884020, 3124355, 3749226, 4998968, 5768040, 6248710, 7498452, 9373065, 12497420, 14996904, 18746130, 24994840, 37492260, 74984520]

約数ペア:

[(1, 74984520), (2, 37492260), (3, 24994840), (4, 18746130), (5, 14996904), (6, 12497420), (8, 9373065), (10, 7498452), (12, 6248710), (13, 5768040), (15, 4998968), (20, 3749226), (24, 3124355), (26, 2884020), (30, 2499484), (39, 1922680), (40, 1874613), (52, 1442010), (60, 1249742), (65, 1153608), (71, 1056120), (78, 961340), (104, 721005), (120, 624871), (130, 576804), (142, 528060), (156, 480670), (195, 384536), (213, 352040), (260, 288402), (284, 264030), (312, 240335), (355, 211224), (390, 192268), (426, 176020), (520, 144201), (568, 132015), (677, 110760), (710, 105612), (780, 96134), (852, 88010), (923, 81240), (1065, 70408), (1354, 55380), (1420, 52806), (1560, 48067), (1704, 44005), (1846, 40620), (2031, 36920), (2130, 35204), (2708, 27690), (2769, 27080), (2840, 26403), (3385, 22152), (3692, 20310), (4062, 18460), (4260, 17602), (4615, 16248), (5416, 13845), (5538, 13540), (6770, 11076), (7384, 10155), (8124, 9230), (8520, 8801)]