90777840

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{378241}}^1$

素因数の和:378257

約数の個数: 40

約数和(自身を含む): 281412048

約数和(自身を除く): 190634208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 378241, 756482, 1134723, 1512964, 1891205, 2269446, 3025928, 3782410, 4538892, 5673615, 6051856, 7564820, 9077784, 11347230, 15129640, 18155568, 22694460, 30259280, 45388920, 90777840]

約数ペア:

[(1, 90777840), (2, 45388920), (3, 30259280), (4, 22694460), (5, 18155568), (6, 15129640), (8, 11347230), (10, 9077784), (12, 7564820), (15, 6051856), (16, 5673615), (20, 4538892), (24, 3782410), (30, 3025928), (40, 2269446), (48, 1891205), (60, 1512964), (80, 1134723), (120, 756482), (240, 378241)]