81691080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{680759}}^1$

素因数の和:680773

約数の個数: 32

約数和(自身を含む): 245073600

約数和(自身を除く): 163382520

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 680759, 1361518, 2042277, 2723036, 3403795, 4084554, 5446072, 6807590, 8169108, 10211385, 13615180, 16338216, 20422770, 27230360, 40845540, 81691080]

約数ペア:

[(1, 81691080), (2, 40845540), (3, 27230360), (4, 20422770), (5, 16338216), (6, 13615180), (8, 10211385), (10, 8169108), (12, 6807590), (15, 5446072), (20, 4084554), (24, 3403795), (30, 2723036), (40, 2042277), (60, 1361518), (120, 680759)]