381631620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{80513}}^1$

素因数の和:80604

約数の個数: 48

約数和(自身を含む): 1082108160

約数和(自身を除く): 700476540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 79, 158, 237, 316, 395, 474, 790, 948, 1185, 1580, 2370, 4740, 80513, 161026, 241539, 322052, 402565, 483078, 805130, 966156, 1207695, 1610260, 2415390, 4830780, 6360527, 12721054, 19081581, 25442108, 31802635, 38163162, 63605270, 76326324, 95407905, 127210540, 190815810, 381631620]

約数ペア:

[(1, 381631620), (2, 190815810), (3, 127210540), (4, 95407905), (5, 76326324), (6, 63605270), (10, 38163162), (12, 31802635), (15, 25442108), (20, 19081581), (30, 12721054), (60, 6360527), (79, 4830780), (158, 2415390), (237, 1610260), (316, 1207695), (395, 966156), (474, 805130), (790, 483078), (948, 402565), (1185, 322052), (1580, 241539), (2370, 161026), (4740, 80513)]