80664840

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{224069}}^1$

素因数の和:224086

約数の個数: 48

約数和(自身を含む): 262161900

約数和(自身を除く): 181497060

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 224069, 448138, 672207, 896276, 1120345, 1344414, 1792552, 2016621, 2240690, 2688828, 3361035, 4033242, 4481380, 5377656, 6722070, 8066484, 8962760, 10083105, 13444140, 16132968, 20166210, 26888280, 40332420, 80664840]

約数ペア:

[(1, 80664840), (2, 40332420), (3, 26888280), (4, 20166210), (5, 16132968), (6, 13444140), (8, 10083105), (9, 8962760), (10, 8066484), (12, 6722070), (15, 5377656), (18, 4481380), (20, 4033242), (24, 3361035), (30, 2688828), (36, 2240690), (40, 2016621), (45, 1792552), (60, 1344414), (72, 1120345), (90, 896276), (120, 672207), (180, 448138), (360, 224069)]