208698540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{3478309}}^1$

素因数の和:3478321

約数の個数: 24

約数和(自身を含む): 584356080

約数和(自身を除く): 375657540

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 3478309, 6956618, 10434927, 13913236, 17391545, 20869854, 34783090, 41739708, 52174635, 69566180, 104349270, 208698540]

約数ペア:

[(1, 208698540), (2, 104349270), (3, 69566180), (4, 52174635), (5, 41739708), (6, 34783090), (10, 20869854), (12, 17391545), (15, 13913236), (20, 10434927), (30, 6956618), (60, 3478309)]