123129990

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{456037}}^1$

素因数の和:456053

約数の個数: 32

約数和(自身を含む): 328347360

約数和(自身を除く): 205217370

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 456037, 912074, 1368111, 2280185, 2736222, 4104333, 4560370, 6840555, 8208666, 12312999, 13681110, 20521665, 24625998, 41043330, 61564995, 123129990]

約数ペア:

[(1, 123129990), (2, 61564995), (3, 41043330), (5, 24625998), (6, 20521665), (9, 13681110), (10, 12312999), (15, 8208666), (18, 6840555), (27, 4560370), (30, 4104333), (45, 2736222), (54, 2280185), (90, 1368111), (135, 912074), (270, 456037)]