258181320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2151511}}^1$

素因数の和:2151525

約数の個数: 32

約数和(自身を含む): 774544320

約数和(自身を除く): 516363000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2151511, 4303022, 6454533, 8606044, 10757555, 12909066, 17212088, 21515110, 25818132, 32272665, 43030220, 51636264, 64545330, 86060440, 129090660, 258181320]

約数ペア:

[(1, 258181320), (2, 129090660), (3, 86060440), (4, 64545330), (5, 51636264), (6, 43030220), (8, 32272665), (10, 25818132), (12, 21515110), (15, 17212088), (20, 12909066), (24, 10757555), (30, 8606044), (40, 6454533), (60, 4303022), (120, 2151511)]