256553208

素因数分解:

$2^3\times 3^2\times {\mathrm{127}}^1\times {\mathrm{28057}}^1$

素因数の和:28196

約数の個数: 48

約数和(自身を含む): 700327680

約数和(自身を除く): 443774472

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 127, 254, 381, 508, 762, 1016, 1143, 1524, 2286, 3048, 4572, 9144, 28057, 56114, 84171, 112228, 168342, 224456, 252513, 336684, 505026, 673368, 1010052, 2020104, 3563239, 7126478, 10689717, 14252956, 21379434, 28505912, 32069151, 42758868, 64138302, 85517736, 128276604, 256553208]

約数ペア:

[(1, 256553208), (2, 128276604), (3, 85517736), (4, 64138302), (6, 42758868), (8, 32069151), (9, 28505912), (12, 21379434), (18, 14252956), (24, 10689717), (36, 7126478), (72, 3563239), (127, 2020104), (254, 1010052), (381, 673368), (508, 505026), (762, 336684), (1016, 252513), (1143, 224456), (1524, 168342), (2286, 112228), (3048, 84171), (4572, 56114), (9144, 28057)]