90381780

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{502121}}^1$

素因数の和:502136

約数の個数: 36

約数和(自身を含む): 274158612

約数和(自身を除く): 183776832

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 502121, 1004242, 1506363, 2008484, 2510605, 3012726, 4519089, 5021210, 6025452, 7531815, 9038178, 10042420, 15063630, 18076356, 22595445, 30127260, 45190890, 90381780]

約数ペア:

[(1, 90381780), (2, 45190890), (3, 30127260), (4, 22595445), (5, 18076356), (6, 15063630), (9, 10042420), (10, 9038178), (12, 7531815), (15, 6025452), (18, 5021210), (20, 4519089), (30, 3012726), (36, 2510605), (45, 2008484), (60, 1506363), (90, 1004242), (180, 502121)]