156976816780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1121262977}}^1$

素因数の和:1121262993

約数の個数: 24

約数和(自身を含む): 376744360608

約数和(自身を除く): 219767543828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1121262977, 2242525954, 4485051908, 5606314885, 7848840839, 11212629770, 15697681678, 22425259540, 31395363356, 39244204195, 78488408390, 156976816780]

約数ペア:

[(1, 156976816780), (2, 78488408390), (4, 39244204195), (5, 31395363356), (7, 22425259540), (10, 15697681678), (14, 11212629770), (20, 7848840839), (28, 5606314885), (35, 4485051908), (70, 2242525954), (140, 1121262977)]