30639480

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{255329}}^1$

素因数の和:255343

約数の個数: 32

約数和(自身を含む): 91918800

約数和(自身を除く): 61279320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 255329, 510658, 765987, 1021316, 1276645, 1531974, 2042632, 2553290, 3063948, 3829935, 5106580, 6127896, 7659870, 10213160, 15319740, 30639480]

約数ペア:

[(1, 30639480), (2, 15319740), (3, 10213160), (4, 7659870), (5, 6127896), (6, 5106580), (8, 3829935), (10, 3063948), (12, 2553290), (15, 2042632), (20, 1531974), (24, 1276645), (30, 1021316), (40, 765987), (60, 510658), (120, 255329)]