291686520

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2430721}}^1$

素因数の和:2430735

約数の個数: 32

約数和(自身を含む): 875059920

約数和(自身を除く): 583373400

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2430721, 4861442, 7292163, 9722884, 12153605, 14584326, 19445768, 24307210, 29168652, 36460815, 48614420, 58337304, 72921630, 97228840, 145843260, 291686520]

約数ペア:

[(1, 291686520), (2, 145843260), (3, 97228840), (4, 72921630), (5, 58337304), (6, 48614420), (8, 36460815), (10, 29168652), (12, 24307210), (15, 19445768), (20, 14584326), (24, 12153605), (30, 9722884), (40, 7292163), (60, 4861442), (120, 2430721)]