81161880

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{676349}}^1$

素因数の和:676363

約数の個数: 32

約数和(自身を含む): 243486000

約数和(自身を除く): 162324120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 676349, 1352698, 2029047, 2705396, 3381745, 4058094, 5410792, 6763490, 8116188, 10145235, 13526980, 16232376, 20290470, 27053960, 40580940, 81161880]

約数ペア:

[(1, 81161880), (2, 40580940), (3, 27053960), (4, 20290470), (5, 16232376), (6, 13526980), (8, 10145235), (10, 8116188), (12, 6763490), (15, 5410792), (20, 4058094), (24, 3381745), (30, 2705396), (40, 2029047), (60, 1352698), (120, 676349)]