128220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2137}}^1$

素因数の和:2149

約数の個数: 24

約数和(自身を含む): 359184

約数和(自身を除く): 230964

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2137, 4274, 6411, 8548, 10685, 12822, 21370, 25644, 32055, 42740, 64110, 128220]

約数ペア:

[(1, 128220), (2, 64110), (3, 42740), (4, 32055), (5, 25644), (6, 21370), (10, 12822), (12, 10685), (15, 8548), (20, 6411), (30, 4274), (60, 2137)]