251111580

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1\times {\mathrm{521}}^1$

素因数の和:839

約数の個数: 96

約数和(自身を含む): 731384640

約数和(自身を除く): 480273060

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 277, 290, 348, 435, 521, 554, 580, 831, 870, 1042, 1108, 1385, 1563, 1662, 1740, 2084, 2605, 2770, 3126, 3324, 4155, 5210, 5540, 6252, 7815, 8033, 8310, 10420, 15109, 15630, 16066, 16620, 24099, 30218, 31260, 32132, 40165, 45327, 48198, 60436, 75545, 80330, 90654, 96396, 120495, 144317, 151090, 160660, 181308, 226635, 240990, 288634, 302180, 432951, 453270, 481980, 577268, 721585, 865902, 906540, 1443170, 1731804, 2164755, 2886340, 4185193, 4329510, 8370386, 8659020, 12555579, 16740772, 20925965, 25111158, 41851930, 50222316, 62777895, 83703860, 125555790, 251111580]

約数ペア:

[(1, 251111580), (2, 125555790), (3, 83703860), (4, 62777895), (5, 50222316), (6, 41851930), (10, 25111158), (12, 20925965), (15, 16740772), (20, 12555579), (29, 8659020), (30, 8370386), (58, 4329510), (60, 4185193), (87, 2886340), (116, 2164755), (145, 1731804), (174, 1443170), (277, 906540), (290, 865902), (348, 721585), (435, 577268), (521, 481980), (554, 453270), (580, 432951), (831, 302180), (870, 288634), (1042, 240990), (1108, 226635), (1385, 181308), (1563, 160660), (1662, 151090), (1740, 144317), (2084, 120495), (2605, 96396), (2770, 90654), (3126, 80330), (3324, 75545), (4155, 60436), (5210, 48198), (5540, 45327), (6252, 40165), (7815, 32132), (8033, 31260), (8310, 30218), (10420, 24099), (15109, 16620), (15630, 16066)]