431444280

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{79}}^1\times {\mathrm{641}}^1$

素因数の和:805

約数の個数: 128

約数和(自身を含む): 1331251200

約数和(自身を除く): 899806920

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 71, 79, 120, 142, 158, 213, 237, 284, 316, 355, 395, 426, 474, 568, 632, 641, 710, 790, 852, 948, 1065, 1185, 1282, 1420, 1580, 1704, 1896, 1923, 2130, 2370, 2564, 2840, 3160, 3205, 3846, 4260, 4740, 5128, 5609, 6410, 7692, 8520, 9480, 9615, 11218, 12820, 15384, 16827, 19230, 22436, 25640, 28045, 33654, 38460, 44872, 45511, 50639, 56090, 67308, 76920, 84135, 91022, 101278, 112180, 134616, 136533, 151917, 168270, 182044, 202556, 224360, 227555, 253195, 273066, 303834, 336540, 364088, 405112, 455110, 506390, 546132, 607668, 673080, 682665, 759585, 910220, 1012780, 1092264, 1215336, 1365330, 1519170, 1820440, 2025560, 2730660, 3038340, 3595369, 5461320, 6076680, 7190738, 10786107, 14381476, 17976845, 21572214, 28762952, 35953690, 43144428, 53930535, 71907380, 86288856, 107861070, 143814760, 215722140, 431444280]

約数ペア:

[(1, 431444280), (2, 215722140), (3, 143814760), (4, 107861070), (5, 86288856), (6, 71907380), (8, 53930535), (10, 43144428), (12, 35953690), (15, 28762952), (20, 21572214), (24, 17976845), (30, 14381476), (40, 10786107), (60, 7190738), (71, 6076680), (79, 5461320), (120, 3595369), (142, 3038340), (158, 2730660), (213, 2025560), (237, 1820440), (284, 1519170), (316, 1365330), (355, 1215336), (395, 1092264), (426, 1012780), (474, 910220), (568, 759585), (632, 682665), (641, 673080), (710, 607668), (790, 546132), (852, 506390), (948, 455110), (1065, 405112), (1185, 364088), (1282, 336540), (1420, 303834), (1580, 273066), (1704, 253195), (1896, 227555), (1923, 224360), (2130, 202556), (2370, 182044), (2564, 168270), (2840, 151917), (3160, 136533), (3205, 134616), (3846, 112180), (4260, 101278), (4740, 91022), (5128, 84135), (5609, 76920), (6410, 67308), (7692, 56090), (8520, 50639), (9480, 45511), (9615, 44872), (11218, 38460), (12820, 33654), (15384, 28045), (16827, 25640), (19230, 22436)]