2540468040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{27107}}^1$

素因数の和:27203

約数の個数: 128

約数和(自身を含む): 8431672320

約数和(自身を除く): 5891204280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 71, 88, 110, 120, 132, 142, 165, 213, 220, 264, 284, 330, 355, 426, 440, 568, 660, 710, 781, 852, 1065, 1320, 1420, 1562, 1704, 2130, 2343, 2840, 3124, 3905, 4260, 4686, 6248, 7810, 8520, 9372, 11715, 15620, 18744, 23430, 27107, 31240, 46860, 54214, 81321, 93720, 108428, 135535, 162642, 216856, 271070, 298177, 325284, 406605, 542140, 596354, 650568, 813210, 894531, 1084280, 1192708, 1490885, 1626420, 1789062, 1924597, 2385416, 2981770, 3252840, 3578124, 3849194, 4472655, 5773791, 5963540, 7156248, 7698388, 8945310, 9622985, 11547582, 11927080, 15396776, 17890620, 19245970, 21170567, 23095164, 28868955, 35781240, 38491940, 42341134, 46190328, 57737910, 63511701, 76983880, 84682268, 105852835, 115475820, 127023402, 169364536, 211705670, 230951640, 254046804, 317558505, 423411340, 508093608, 635117010, 846822680, 1270234020, 2540468040]

約数ペア:

[(1, 2540468040), (2, 1270234020), (3, 846822680), (4, 635117010), (5, 508093608), (6, 423411340), (8, 317558505), (10, 254046804), (11, 230951640), (12, 211705670), (15, 169364536), (20, 127023402), (22, 115475820), (24, 105852835), (30, 84682268), (33, 76983880), (40, 63511701), (44, 57737910), (55, 46190328), (60, 42341134), (66, 38491940), (71, 35781240), (88, 28868955), (110, 23095164), (120, 21170567), (132, 19245970), (142, 17890620), (165, 15396776), (213, 11927080), (220, 11547582), (264, 9622985), (284, 8945310), (330, 7698388), (355, 7156248), (426, 5963540), (440, 5773791), (568, 4472655), (660, 3849194), (710, 3578124), (781, 3252840), (852, 2981770), (1065, 2385416), (1320, 1924597), (1420, 1789062), (1562, 1626420), (1704, 1490885), (2130, 1192708), (2343, 1084280), (2840, 894531), (3124, 813210), (3905, 650568), (4260, 596354), (4686, 542140), (6248, 406605), (7810, 325284), (8520, 298177), (9372, 271070), (11715, 216856), (15620, 162642), (18744, 135535), (23430, 108428), (27107, 93720), (31240, 81321), (46860, 54214)]