156970857260

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121220409}}^1$

素因数の和:1121220425

約数の個数: 24

約数和(自身を含む): 376730057760

約数和(自身を除く): 219759200500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121220409, 2242440818, 4484881636, 5606102045, 7848542863, 11212204090, 15697085726, 22424408180, 31394171452, 39242714315, 78485428630, 156970857260]

約数ペア:

[(1, 156970857260), (2, 78485428630), (4, 39242714315), (5, 31394171452), (7, 22424408180), (10, 15697085726), (14, 11212204090), (20, 7848542863), (28, 5606102045), (35, 4484881636), (70, 2242440818), (140, 1121220409)]