642270

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{271}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 1566720

約数和(自身を除く): 924450

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 79, 158, 237, 271, 395, 474, 542, 790, 813, 1185, 1355, 1626, 2370, 2710, 4065, 8130, 21409, 42818, 64227, 107045, 128454, 214090, 321135, 642270]

約数ペア:

[(1, 642270), (2, 321135), (3, 214090), (5, 128454), (6, 107045), (10, 64227), (15, 42818), (30, 21409), (79, 8130), (158, 4065), (237, 2710), (271, 2370), (395, 1626), (474, 1355), (542, 1185), (790, 813)]