280890

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{3121}}^1$

素因数の和:3134

約数の個数: 24

約数和(自身を含む): 730548

約数和(自身を除く): 449658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 3121, 6242, 9363, 15605, 18726, 28089, 31210, 46815, 56178, 93630, 140445, 280890]

約数ペア:

[(1, 280890), (2, 140445), (3, 93630), (5, 56178), (6, 46815), (9, 31210), (10, 28089), (15, 18726), (18, 15605), (30, 9363), (45, 6242), (90, 3121)]