80839260

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{449107}}^1$

素因数の和:449122

約数の個数: 36

約数和(自身を含む): 245212968

約数和(自身を除く): 164373708

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 449107, 898214, 1347321, 1796428, 2245535, 2694642, 4041963, 4491070, 5389284, 6736605, 8083926, 8982140, 13473210, 16167852, 20209815, 26946420, 40419630, 80839260]

約数ペア:

[(1, 80839260), (2, 40419630), (3, 26946420), (4, 20209815), (5, 16167852), (6, 13473210), (9, 8982140), (10, 8083926), (12, 6736605), (15, 5389284), (18, 4491070), (20, 4041963), (30, 2694642), (36, 2245535), (45, 1796428), (60, 1347321), (90, 898214), (180, 449107)]