129391260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2156521}}^1$

素因数の和:2156533

約数の個数: 24

約数和(自身を含む): 362295696

約数和(自身を除く): 232904436

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2156521, 4313042, 6469563, 8626084, 10782605, 12939126, 21565210, 25878252, 32347815, 43130420, 64695630, 129391260]

約数ペア:

[(1, 129391260), (2, 64695630), (3, 43130420), (4, 32347815), (5, 25878252), (6, 21565210), (10, 12939126), (12, 10782605), (15, 8626084), (20, 6469563), (30, 4313042), (60, 2156521)]