131489340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2191489}}^1$

素因数の和:2191501

約数の個数: 24

約数和(自身を含む): 368170320

約数和(自身を除く): 236680980

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2191489, 4382978, 6574467, 8765956, 10957445, 13148934, 21914890, 26297868, 32872335, 43829780, 65744670, 131489340]

約数ペア:

[(1, 131489340), (2, 65744670), (3, 43829780), (4, 32872335), (5, 26297868), (6, 21914890), (10, 13148934), (12, 10957445), (15, 8765956), (20, 6574467), (30, 4382978), (60, 2191489)]