208756530

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2319517}}^1$

素因数の和:2319530

約数の個数: 24

約数和(自身を含む): 542767212

約数和(自身を除く): 334010682

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2319517, 4639034, 6958551, 11597585, 13917102, 20875653, 23195170, 34792755, 41751306, 69585510, 104378265, 208756530]

約数ペア:

[(1, 208756530), (2, 104378265), (3, 69585510), (5, 41751306), (6, 34792755), (9, 23195170), (10, 20875653), (15, 13917102), (18, 11597585), (30, 6958551), (45, 4639034), (90, 2319517)]