251456880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1047737}}^1$

素因数の和:1047753

約数の個数: 40

約数和(自身を含む): 779517072

約数和(自身を除く): 528060192

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1047737, 2095474, 3143211, 4190948, 5238685, 6286422, 8381896, 10477370, 12572844, 15716055, 16763792, 20954740, 25145688, 31432110, 41909480, 50291376, 62864220, 83818960, 125728440, 251456880]

約数ペア:

[(1, 251456880), (2, 125728440), (3, 83818960), (4, 62864220), (5, 50291376), (6, 41909480), (8, 31432110), (10, 25145688), (12, 20954740), (15, 16763792), (16, 15716055), (20, 12572844), (24, 10477370), (30, 8381896), (40, 6286422), (48, 5238685), (60, 4190948), (80, 3143211), (120, 2095474), (240, 1047737)]