320371560

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{889921}}^1$

素因数の和:889938

約数の個数: 48

約数和(自身を含む): 1041208740

約数和(自身を除く): 720837180

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, 889921, 1779842, 2669763, 3559684, 4449605, 5339526, 7119368, 8009289, 8899210, 10679052, 13348815, 16018578, 17798420, 21358104, 26697630, 32037156, 35596840, 40046445, 53395260, 64074312, 80092890, 106790520, 160185780, 320371560]

約数ペア:

[(1, 320371560), (2, 160185780), (3, 106790520), (4, 80092890), (5, 64074312), (6, 53395260), (8, 40046445), (9, 35596840), (10, 32037156), (12, 26697630), (15, 21358104), (18, 17798420), (20, 16018578), (24, 13348815), (30, 10679052), (36, 8899210), (40, 8009289), (45, 7119368), (60, 5339526), (72, 4449605), (90, 3559684), (120, 2669763), (180, 1779842), (360, 889921)]