315070840

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1125253}}^1$

素因数の和:1125271

約数の個数: 32

約数和(自身を含む): 810182880

約数和(自身を除く): 495112040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1125253, 2250506, 4501012, 5626265, 7876771, 9002024, 11252530, 15753542, 22505060, 31507084, 39383855, 45010120, 63014168, 78767710, 157535420, 315070840]

約数ペア:

[(1, 315070840), (2, 157535420), (4, 78767710), (5, 63014168), (7, 45010120), (8, 39383855), (10, 31507084), (14, 22505060), (20, 15753542), (28, 11252530), (35, 9002024), (40, 7876771), (56, 5626265), (70, 4501012), (140, 2250506), (280, 1125253)]