420750840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{44383}}^1$

素因数の和:44476

約数の個数: 64

約数和(自身を含む): 1278259200

約数和(自身を除く): 857508360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 79, 120, 158, 237, 316, 395, 474, 632, 790, 948, 1185, 1580, 1896, 2370, 3160, 4740, 9480, 44383, 88766, 133149, 177532, 221915, 266298, 355064, 443830, 532596, 665745, 887660, 1065192, 1331490, 1775320, 2662980, 3506257, 5325960, 7012514, 10518771, 14025028, 17531285, 21037542, 28050056, 35062570, 42075084, 52593855, 70125140, 84150168, 105187710, 140250280, 210375420, 420750840]

約数ペア:

[(1, 420750840), (2, 210375420), (3, 140250280), (4, 105187710), (5, 84150168), (6, 70125140), (8, 52593855), (10, 42075084), (12, 35062570), (15, 28050056), (20, 21037542), (24, 17531285), (30, 14025028), (40, 10518771), (60, 7012514), (79, 5325960), (120, 3506257), (158, 2662980), (237, 1775320), (316, 1331490), (395, 1065192), (474, 887660), (632, 665745), (790, 532596), (948, 443830), (1185, 355064), (1580, 266298), (1896, 221915), (2370, 177532), (3160, 133149), (4740, 88766), (9480, 44383)]