208756890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{2319521}}^1$

素因数の和:2319534

約数の個数: 24

約数和(自身を含む): 542768148

約数和(自身を除く): 334011258

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 2319521, 4639042, 6958563, 11597605, 13917126, 20875689, 23195210, 34792815, 41751378, 69585630, 104378445, 208756890]

約数ペア:

[(1, 208756890), (2, 104378445), (3, 69585630), (5, 41751378), (6, 34792815), (9, 23195210), (10, 20875689), (15, 13917126), (18, 11597605), (30, 6958563), (45, 4639042), (90, 2319521)]