256251570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{857}}^1\times {\mathrm{9967}}^1$

素因数の和:10834

約数の個数: 32

約数和(自身を含む): 615783168

約数和(自身を除く): 359531598

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 857, 1714, 2571, 4285, 5142, 8570, 9967, 12855, 19934, 25710, 29901, 49835, 59802, 99670, 149505, 299010, 8541719, 17083438, 25625157, 42708595, 51250314, 85417190, 128125785, 256251570]

約数ペア:

[(1, 256251570), (2, 128125785), (3, 85417190), (5, 51250314), (6, 42708595), (10, 25625157), (15, 17083438), (30, 8541719), (857, 299010), (1714, 149505), (2571, 99670), (4285, 59802), (5142, 49835), (8570, 29901), (9967, 25710), (12855, 19934)]