388461768

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{521}}^1\times {\mathrm{661}}^1$

素因数の和:1238

約数の個数: 64

約数和(自身を含む): 995224320

約数和(自身を除く): 606762552

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 521, 564, 661, 1042, 1128, 1322, 1563, 1983, 2084, 2644, 3126, 3966, 4168, 5288, 6252, 7932, 12504, 15864, 24487, 31067, 48974, 62134, 73461, 93201, 97948, 124268, 146922, 186402, 195896, 248536, 293844, 344381, 372804, 587688, 688762, 745608, 1033143, 1377524, 2066286, 2755048, 4132572, 8265144, 16185907, 32371814, 48557721, 64743628, 97115442, 129487256, 194230884, 388461768]

約数ペア:

[(1, 388461768), (2, 194230884), (3, 129487256), (4, 97115442), (6, 64743628), (8, 48557721), (12, 32371814), (24, 16185907), (47, 8265144), (94, 4132572), (141, 2755048), (188, 2066286), (282, 1377524), (376, 1033143), (521, 745608), (564, 688762), (661, 587688), (1042, 372804), (1128, 344381), (1322, 293844), (1563, 248536), (1983, 195896), (2084, 186402), (2644, 146922), (3126, 124268), (3966, 97948), (4168, 93201), (5288, 73461), (6252, 62134), (7932, 48974), (12504, 31067), (15864, 24487)]