8487240

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{107}}^1\times {\mathrm{661}}^1$

素因数の和:782

約数の個数: 64

約数和(自身を含む): 25738560

約数和(自身を除く): 17251320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 107, 120, 214, 321, 428, 535, 642, 661, 856, 1070, 1284, 1322, 1605, 1983, 2140, 2568, 2644, 3210, 3305, 3966, 4280, 5288, 6420, 6610, 7932, 9915, 12840, 13220, 15864, 19830, 26440, 39660, 70727, 79320, 141454, 212181, 282908, 353635, 424362, 565816, 707270, 848724, 1060905, 1414540, 1697448, 2121810, 2829080, 4243620, 8487240]

約数ペア:

[(1, 8487240), (2, 4243620), (3, 2829080), (4, 2121810), (5, 1697448), (6, 1414540), (8, 1060905), (10, 848724), (12, 707270), (15, 565816), (20, 424362), (24, 353635), (30, 282908), (40, 212181), (60, 141454), (107, 79320), (120, 70727), (214, 39660), (321, 26440), (428, 19830), (535, 15864), (642, 13220), (661, 12840), (856, 9915), (1070, 7932), (1284, 6610), (1322, 6420), (1605, 5288), (1983, 4280), (2140, 3966), (2568, 3305), (2644, 3210)]