155431740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{659}}^1\times {\mathrm{3931}}^1$

素因数の和:4602

約数の個数: 48

約数和(自身を含む): 435980160

約数和(自身を除く): 280548420

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 659, 1318, 1977, 2636, 3295, 3931, 3954, 6590, 7862, 7908, 9885, 11793, 13180, 15724, 19655, 19770, 23586, 39310, 39540, 47172, 58965, 78620, 117930, 235860, 2590529, 5181058, 7771587, 10362116, 12952645, 15543174, 25905290, 31086348, 38857935, 51810580, 77715870, 155431740]

約数ペア:

[(1, 155431740), (2, 77715870), (3, 51810580), (4, 38857935), (5, 31086348), (6, 25905290), (10, 15543174), (12, 12952645), (15, 10362116), (20, 7771587), (30, 5181058), (60, 2590529), (659, 235860), (1318, 117930), (1977, 78620), (2636, 58965), (3295, 47172), (3931, 39540), (3954, 39310), (6590, 23586), (7862, 19770), (7908, 19655), (9885, 15724), (11793, 13180)]