138923220

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{100669}}^1$

素因数の和:100704

約数の個数: 48

約数和(自身を含む): 405901440

約数和(自身を除く): 266978220

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 23, 30, 46, 60, 69, 92, 115, 138, 230, 276, 345, 460, 690, 1380, 100669, 201338, 302007, 402676, 503345, 604014, 1006690, 1208028, 1510035, 2013380, 2315387, 3020070, 4630774, 6040140, 6946161, 9261548, 11576935, 13892322, 23153870, 27784644, 34730805, 46307740, 69461610, 138923220]

約数ペア:

[(1, 138923220), (2, 69461610), (3, 46307740), (4, 34730805), (5, 27784644), (6, 23153870), (10, 13892322), (12, 11576935), (15, 9261548), (20, 6946161), (23, 6040140), (30, 4630774), (46, 3020070), (60, 2315387), (69, 2013380), (92, 1510035), (115, 1208028), (138, 1006690), (230, 604014), (276, 503345), (345, 402676), (460, 302007), (690, 201338), (1380, 100669)]