138645392

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:268

約数の個数: 60

約数和(自身を含む): 283696128

約数和(自身を除く): 145050736

約数列:

[1, 2, 4, 8, 16, 31, 62, 71, 124, 127, 142, 248, 254, 284, 496, 508, 568, 961, 1016, 1136, 1922, 2032, 2201, 3844, 3937, 4402, 7688, 7874, 8804, 9017, 15376, 15748, 17608, 18034, 31496, 35216, 36068, 62992, 68231, 72136, 122047, 136462, 144272, 244094, 272924, 279527, 488188, 545848, 559054, 976376, 1091696, 1118108, 1952752, 2236216, 4472432, 8665337, 17330674, 34661348, 69322696, 138645392]

約数ペア:

[(1, 138645392), (2, 69322696), (4, 34661348), (8, 17330674), (16, 8665337), (31, 4472432), (62, 2236216), (71, 1952752), (124, 1118108), (127, 1091696), (142, 976376), (248, 559054), (254, 545848), (284, 488188), (496, 279527), (508, 272924), (568, 244094), (961, 144272), (1016, 136462), (1136, 122047), (1922, 72136), (2032, 68231), (2201, 62992), (3844, 36068), (3937, 35216), (4402, 31496), (7688, 18034), (7874, 17608), (8804, 15748), (9017, 15376)]