254615640

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2121797}}^1$

素因数の和:2121811

約数の個数: 32

約数和(自身を含む): 763847280

約数和(自身を除く): 509231640

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2121797, 4243594, 6365391, 8487188, 10608985, 12730782, 16974376, 21217970, 25461564, 31826955, 42435940, 50923128, 63653910, 84871880, 127307820, 254615640]

約数ペア:

[(1, 254615640), (2, 127307820), (3, 84871880), (4, 63653910), (5, 50923128), (6, 42435940), (8, 31826955), (10, 25461564), (12, 21217970), (15, 16974376), (20, 12730782), (24, 10608985), (30, 8487188), (40, 6365391), (60, 4243594), (120, 2121797)]