128216730

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{4273891}}^1$

素因数の和:4273901

約数の個数: 16

約数和(自身を含む): 307720224

約数和(自身を除く): 179503494

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 4273891, 8547782, 12821673, 21369455, 25643346, 42738910, 64108365, 128216730]

約数ペア:

[(1, 128216730), (2, 64108365), (3, 42738910), (5, 25643346), (6, 21369455), (10, 12821673), (15, 8547782), (30, 4273891)]