157406520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{1311721}}^1$

素因数の和:1311735

約数の個数: 32

約数和(自身を含む): 472219920

約数和(自身を除く): 314813400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 1311721, 2623442, 3935163, 5246884, 6558605, 7870326, 10493768, 13117210, 15740652, 19675815, 26234420, 31481304, 39351630, 52468840, 78703260, 157406520]

約数ペア:

[(1, 157406520), (2, 78703260), (3, 52468840), (4, 39351630), (5, 31481304), (6, 26234420), (8, 19675815), (10, 15740652), (12, 13117210), (15, 10493768), (20, 7870326), (24, 6558605), (30, 5246884), (40, 3935163), (60, 2623442), (120, 1311721)]