251321520

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{1047173}}^1$

素因数の和:1047189

約数の個数: 40

約数和(自身を含む): 779097456

約数和(自身を除く): 527775936

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 1047173, 2094346, 3141519, 4188692, 5235865, 6283038, 8377384, 10471730, 12566076, 15707595, 16754768, 20943460, 25132152, 31415190, 41886920, 50264304, 62830380, 83773840, 125660760, 251321520]

約数ペア:

[(1, 251321520), (2, 125660760), (3, 83773840), (4, 62830380), (5, 50264304), (6, 41886920), (8, 31415190), (10, 25132152), (12, 20943460), (15, 16754768), (16, 15707595), (20, 12566076), (24, 10471730), (30, 8377384), (40, 6283038), (48, 5235865), (60, 4188692), (80, 3141519), (120, 2094346), (240, 1047173)]