256638768

素因数分解:

$2^4\times 3^1\times {\mathrm{79}}^1\times {\mathrm{67679}}^1$

素因数の和:67769

約数の個数: 40

約数和(自身を含む): 671385600

約数和(自身を除く): 414746832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 79, 158, 237, 316, 474, 632, 948, 1264, 1896, 3792, 67679, 135358, 203037, 270716, 406074, 541432, 812148, 1082864, 1624296, 3248592, 5346641, 10693282, 16039923, 21386564, 32079846, 42773128, 64159692, 85546256, 128319384, 256638768]

約数ペア:

[(1, 256638768), (2, 128319384), (3, 85546256), (4, 64159692), (6, 42773128), (8, 32079846), (12, 21386564), (16, 16039923), (24, 10693282), (48, 5346641), (79, 3248592), (158, 1624296), (237, 1082864), (316, 812148), (474, 541432), (632, 406074), (948, 270716), (1264, 203037), (1896, 135358), (3792, 67679)]