81501360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{339589}}^1$

素因数の和:339605

約数の個数: 40

約数和(自身を含む): 252654960

約数和(自身を除く): 171153600

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 339589, 679178, 1018767, 1358356, 1697945, 2037534, 2716712, 3395890, 4075068, 5093835, 5433424, 6791780, 8150136, 10187670, 13583560, 16300272, 20375340, 27167120, 40750680, 81501360]

約数ペア:

[(1, 81501360), (2, 40750680), (3, 27167120), (4, 20375340), (5, 16300272), (6, 13583560), (8, 10187670), (10, 8150136), (12, 6791780), (15, 5433424), (16, 5093835), (20, 4075068), (24, 3395890), (30, 2716712), (40, 2037534), (48, 1697945), (60, 1358356), (80, 1018767), (120, 679178), (240, 339589)]