257921760

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{4231}}^1$

素因数の和:4376

約数の個数: 96

約数和(自身を含む): 819044352

約数和(自身を除く): 561122592

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 127, 160, 240, 254, 381, 480, 508, 635, 762, 1016, 1270, 1524, 1905, 2032, 2540, 3048, 3810, 4064, 4231, 5080, 6096, 7620, 8462, 10160, 12192, 12693, 15240, 16924, 20320, 21155, 25386, 30480, 33848, 42310, 50772, 60960, 63465, 67696, 84620, 101544, 126930, 135392, 169240, 203088, 253860, 338480, 406176, 507720, 537337, 676960, 1015440, 1074674, 1612011, 2030880, 2149348, 2686685, 3224022, 4298696, 5373370, 6448044, 8060055, 8597392, 10746740, 12896088, 16120110, 17194784, 21493480, 25792176, 32240220, 42986960, 51584352, 64480440, 85973920, 128960880, 257921760]

約数ペア:

[(1, 257921760), (2, 128960880), (3, 85973920), (4, 64480440), (5, 51584352), (6, 42986960), (8, 32240220), (10, 25792176), (12, 21493480), (15, 17194784), (16, 16120110), (20, 12896088), (24, 10746740), (30, 8597392), (32, 8060055), (40, 6448044), (48, 5373370), (60, 4298696), (80, 3224022), (96, 2686685), (120, 2149348), (127, 2030880), (160, 1612011), (240, 1074674), (254, 1015440), (381, 676960), (480, 537337), (508, 507720), (635, 406176), (762, 338480), (1016, 253860), (1270, 203088), (1524, 169240), (1905, 135392), (2032, 126930), (2540, 101544), (3048, 84620), (3810, 67696), (4064, 63465), (4231, 60960), (5080, 50772), (6096, 42310), (7620, 33848), (8462, 30480), (10160, 25386), (12192, 21155), (12693, 20320), (15240, 16924)]