128716440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1072637}}^1$

素因数の和:1072651

約数の個数: 32

約数和(自身を含む): 386149680

約数和(自身を除く): 257433240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1072637, 2145274, 3217911, 4290548, 5363185, 6435822, 8581096, 10726370, 12871644, 16089555, 21452740, 25743288, 32179110, 42905480, 64358220, 128716440]

約数ペア:

[(1, 128716440), (2, 64358220), (3, 42905480), (4, 32179110), (5, 25743288), (6, 21452740), (8, 16089555), (10, 12871644), (12, 10726370), (15, 8581096), (20, 6435822), (24, 5363185), (30, 4290548), (40, 3217911), (60, 2145274), (120, 1072637)]