247296540

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{4121609}}^1$

素因数の和:4121621

約数の個数: 24

約数和(自身を含む): 692430480

約数和(自身を除く): 445133940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 4121609, 8243218, 12364827, 16486436, 20608045, 24729654, 41216090, 49459308, 61824135, 82432180, 123648270, 247296540]

約数ペア:

[(1, 247296540), (2, 123648270), (3, 82432180), (4, 61824135), (5, 49459308), (6, 41216090), (10, 24729654), (12, 20608045), (15, 16486436), (20, 12364827), (30, 8243218), (60, 4121609)]