72421980

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1207033}}^1$

素因数の和:1207045

約数の個数: 24

約数和(自身を含む): 202781712

約数和(自身を除く): 130359732

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1207033, 2414066, 3621099, 4828132, 6035165, 7242198, 12070330, 14484396, 18105495, 24140660, 36210990, 72421980]

約数ペア:

[(1, 72421980), (2, 36210990), (3, 24140660), (4, 18105495), (5, 14484396), (6, 12070330), (10, 7242198), (12, 6035165), (15, 4828132), (20, 3621099), (30, 2414066), (60, 1207033)]