278148840

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{2317907}}^1$

素因数の和:2317921

約数の個数: 32

約数和(自身を含む): 834446880

約数和(自身を除く): 556298040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 2317907, 4635814, 6953721, 9271628, 11589535, 13907442, 18543256, 23179070, 27814884, 34768605, 46358140, 55629768, 69537210, 92716280, 139074420, 278148840]

約数ペア:

[(1, 278148840), (2, 139074420), (3, 92716280), (4, 69537210), (5, 55629768), (6, 46358140), (8, 34768605), (10, 27814884), (12, 23179070), (15, 18543256), (20, 13907442), (24, 11589535), (30, 9271628), (40, 6953721), (60, 4635814), (120, 2317907)]