161810280

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{449473}}^1$

素因数の和:449490

約数の個数: 48

約数和(自身を含む): 525884580

約数和(自身を除く): 364074300

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, 449473, 898946, 1348419, 1797892, 2247365, 2696838, 3595784, 4045257, 4494730, 5393676, 6742095, 8090514, 8989460, 10787352, 13484190, 16181028, 17978920, 20226285, 26968380, 32362056, 40452570, 53936760, 80905140, 161810280]

約数ペア:

[(1, 161810280), (2, 80905140), (3, 53936760), (4, 40452570), (5, 32362056), (6, 26968380), (8, 20226285), (9, 17978920), (10, 16181028), (12, 13484190), (15, 10787352), (18, 8989460), (20, 8090514), (24, 6742095), (30, 5393676), (36, 4494730), (40, 4045257), (45, 3595784), (60, 2696838), (72, 2247365), (90, 1797892), (120, 1348419), (180, 898946), (360, 449473)]