157468780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{443}}^1\times {\mathrm{2539}}^1$

素因数の和:2998

約数の個数: 48

約数和(自身を含む): 378927360

約数和(自身を除く): 221458580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 443, 886, 1772, 2215, 2539, 3101, 4430, 5078, 6202, 8860, 10156, 12404, 12695, 15505, 17773, 25390, 31010, 35546, 50780, 62020, 71092, 88865, 177730, 355460, 1124777, 2249554, 4499108, 5623885, 7873439, 11247770, 15746878, 22495540, 31493756, 39367195, 78734390, 157468780]

約数ペア:

[(1, 157468780), (2, 78734390), (4, 39367195), (5, 31493756), (7, 22495540), (10, 15746878), (14, 11247770), (20, 7873439), (28, 5623885), (35, 4499108), (70, 2249554), (140, 1124777), (443, 355460), (886, 177730), (1772, 88865), (2215, 71092), (2539, 62020), (3101, 50780), (4430, 35546), (5078, 31010), (6202, 25390), (8860, 17773), (10156, 15505), (12404, 12695)]