2720281088

素因数分解:

$2^9\times 7^1\times {\mathrm{103}}^1\times {\mathrm{7369}}^1$

素因数の和:7497

約数の個数: 80

約数和(自身を含む): 6272872320

約数和(自身を除く): 3552591232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 103, 112, 128, 206, 224, 256, 412, 448, 512, 721, 824, 896, 1442, 1648, 1792, 2884, 3296, 3584, 5768, 6592, 7369, 11536, 13184, 14738, 23072, 26368, 29476, 46144, 51583, 52736, 58952, 92288, 103166, 117904, 184576, 206332, 235808, 369152, 412664, 471616, 759007, 825328, 943232, 1518014, 1650656, 1886464, 3036028, 3301312, 3772928, 5313049, 6072056, 6602624, 10626098, 12144112, 13205248, 21252196, 24288224, 26410496, 42504392, 48576448, 85008784, 97152896, 170017568, 194305792, 340035136, 388611584, 680070272, 1360140544, 2720281088]

約数ペア:

[(1, 2720281088), (2, 1360140544), (4, 680070272), (7, 388611584), (8, 340035136), (14, 194305792), (16, 170017568), (28, 97152896), (32, 85008784), (56, 48576448), (64, 42504392), (103, 26410496), (112, 24288224), (128, 21252196), (206, 13205248), (224, 12144112), (256, 10626098), (412, 6602624), (448, 6072056), (512, 5313049), (721, 3772928), (824, 3301312), (896, 3036028), (1442, 1886464), (1648, 1650656), (1792, 1518014), (2884, 943232), (3296, 825328), (3584, 759007), (5768, 471616), (6592, 412664), (7369, 369152), (11536, 235808), (13184, 206332), (14738, 184576), (23072, 117904), (26368, 103166), (29476, 92288), (46144, 58952), (51583, 52736)]