61440380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{1151}}^1$

素因数の和:1334

約数の個数: 48

約数和(自身を含む): 137604096

約数和(自身を除く): 76163716

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 157, 170, 314, 340, 628, 785, 1151, 1570, 2302, 2669, 3140, 4604, 5338, 5755, 10676, 11510, 13345, 19567, 23020, 26690, 39134, 53380, 78268, 97835, 180707, 195670, 361414, 391340, 722828, 903535, 1807070, 3072019, 3614140, 6144038, 12288076, 15360095, 30720190, 61440380]

約数ペア:

[(1, 61440380), (2, 30720190), (4, 15360095), (5, 12288076), (10, 6144038), (17, 3614140), (20, 3072019), (34, 1807070), (68, 903535), (85, 722828), (157, 391340), (170, 361414), (314, 195670), (340, 180707), (628, 97835), (785, 78268), (1151, 53380), (1570, 39134), (2302, 26690), (2669, 23020), (3140, 19567), (4604, 13345), (5338, 11510), (5755, 10676)]