31201080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{260009}}^1$

素因数の和:260023

約数の個数: 32

約数和(自身を含む): 93603600

約数和(自身を除く): 62402520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 260009, 520018, 780027, 1040036, 1300045, 1560054, 2080072, 2600090, 3120108, 3900135, 5200180, 6240216, 7800270, 10400360, 15600540, 31201080]

約数ペア:

[(1, 31201080), (2, 15600540), (3, 10400360), (4, 7800270), (5, 6240216), (6, 5200180), (8, 3900135), (10, 3120108), (12, 2600090), (15, 2080072), (20, 1560054), (24, 1300045), (30, 1040036), (40, 780027), (60, 520018), (120, 260009)]