78317340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1305289}}^1$

素因数の和:1305301

約数の個数: 24

約数和(自身を含む): 219288720

約数和(自身を除く): 140971380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1305289, 2610578, 3915867, 5221156, 6526445, 7831734, 13052890, 15663468, 19579335, 26105780, 39158670, 78317340]

約数ペア:

[(1, 78317340), (2, 39158670), (3, 26105780), (4, 19579335), (5, 15663468), (6, 13052890), (10, 7831734), (12, 6526445), (15, 5221156), (20, 3915867), (30, 2610578), (60, 1305289)]