81180504

素因数分解:

$2^3\times 3^2\times {\mathrm{1127507}}^1$

素因数の和:1127519

約数の個数: 24

約数和(自身を含む): 219864060

約数和(自身を除く): 138683556

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 1127507, 2255014, 3382521, 4510028, 6765042, 9020056, 10147563, 13530084, 20295126, 27060168, 40590252, 81180504]

約数ペア:

[(1, 81180504), (2, 40590252), (3, 27060168), (4, 20295126), (6, 13530084), (8, 10147563), (9, 9020056), (12, 6765042), (18, 4510028), (24, 3382521), (36, 2255014), (72, 1127507)]