128149392

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{577}}^1\times {\mathrm{661}}^1$

素因数の和:1256

約数の個数: 80

約数和(自身を含む): 379574912

約数和(自身を除く): 251425520

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 336, 577, 661, 1154, 1322, 1731, 1983, 2308, 2644, 3462, 3966, 4039, 4616, 4627, 5288, 6924, 7932, 8078, 9232, 9254, 10576, 12117, 13848, 13881, 15864, 16156, 18508, 24234, 27696, 27762, 31728, 32312, 37016, 48468, 55524, 64624, 74032, 96936, 111048, 193872, 222096, 381397, 762794, 1144191, 1525588, 2288382, 2669779, 3051176, 4576764, 5339558, 6102352, 8009337, 9153528, 10679116, 16018674, 18307056, 21358232, 32037348, 42716464, 64074696, 128149392]

約数ペア:

[(1, 128149392), (2, 64074696), (3, 42716464), (4, 32037348), (6, 21358232), (7, 18307056), (8, 16018674), (12, 10679116), (14, 9153528), (16, 8009337), (21, 6102352), (24, 5339558), (28, 4576764), (42, 3051176), (48, 2669779), (56, 2288382), (84, 1525588), (112, 1144191), (168, 762794), (336, 381397), (577, 222096), (661, 193872), (1154, 111048), (1322, 96936), (1731, 74032), (1983, 64624), (2308, 55524), (2644, 48468), (3462, 37016), (3966, 32312), (4039, 31728), (4616, 27762), (4627, 27696), (5288, 24234), (6924, 18508), (7932, 16156), (8078, 15864), (9232, 13881), (9254, 13848), (10576, 12117)]