239656440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1997137}}^1$

素因数の和:1997151

約数の個数: 32

約数和(自身を含む): 718969680

約数和(自身を除く): 479313240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1997137, 3994274, 5991411, 7988548, 9985685, 11982822, 15977096, 19971370, 23965644, 29957055, 39942740, 47931288, 59914110, 79885480, 119828220, 239656440]

約数ペア:

[(1, 239656440), (2, 119828220), (3, 79885480), (4, 59914110), (5, 47931288), (6, 39942740), (8, 29957055), (10, 23965644), (12, 19971370), (15, 15977096), (20, 11982822), (24, 9985685), (30, 7988548), (40, 5991411), (60, 3994274), (120, 1997137)]