30788040

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{256567}}^1$

素因数の和:256581

約数の個数: 32

約数和(自身を含む): 92364480

約数和(自身を除く): 61576440

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 256567, 513134, 769701, 1026268, 1282835, 1539402, 2052536, 2565670, 3078804, 3848505, 5131340, 6157608, 7697010, 10262680, 15394020, 30788040]

約数ペア:

[(1, 30788040), (2, 15394020), (3, 10262680), (4, 7697010), (5, 6157608), (6, 5131340), (8, 3848505), (10, 3078804), (12, 2565670), (15, 2052536), (20, 1539402), (24, 1282835), (30, 1026268), (40, 769701), (60, 513134), (120, 256567)]