136764640

素因数分解:

$2^5\times 5^1\times {\mathrm{359}}^1\times {\mathrm{2381}}^1$

素因数の和:2755

約数の個数: 48

約数和(自身を含む): 324142560

約数和(自身を除く): 187377920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 359, 718, 1436, 1795, 2381, 2872, 3590, 4762, 5744, 7180, 9524, 11488, 11905, 14360, 19048, 23810, 28720, 38096, 47620, 57440, 76192, 95240, 190480, 380960, 854779, 1709558, 3419116, 4273895, 6838232, 8547790, 13676464, 17095580, 27352928, 34191160, 68382320, 136764640]

約数ペア:

[(1, 136764640), (2, 68382320), (4, 34191160), (5, 27352928), (8, 17095580), (10, 13676464), (16, 8547790), (20, 6838232), (32, 4273895), (40, 3419116), (80, 1709558), (160, 854779), (359, 380960), (718, 190480), (1436, 95240), (1795, 76192), (2381, 57440), (2872, 47620), (3590, 38096), (4762, 28720), (5744, 23810), (7180, 19048), (9524, 14360), (11488, 11905)]