209678336

素因数分解:

$2^{12}\times 7^1\times {\mathrm{71}}^1\times {\mathrm{103}}^1$

素因数の和:205

約数の個数: 104

約数和(自身を含む): 490673664

約数和(自身を除く): 280995328

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 71, 103, 112, 128, 142, 206, 224, 256, 284, 412, 448, 497, 512, 568, 721, 824, 896, 994, 1024, 1136, 1442, 1648, 1792, 1988, 2048, 2272, 2884, 3296, 3584, 3976, 4096, 4544, 5768, 6592, 7168, 7313, 7952, 9088, 11536, 13184, 14336, 14626, 15904, 18176, 23072, 26368, 28672, 29252, 31808, 36352, 46144, 51191, 52736, 58504, 63616, 72704, 92288, 102382, 105472, 117008, 127232, 145408, 184576, 204764, 210944, 234016, 254464, 290816, 369152, 409528, 421888, 468032, 508928, 738304, 819056, 936064, 1017856, 1476608, 1638112, 1872128, 2035712, 2953216, 3276224, 3744256, 6552448, 7488512, 13104896, 14977024, 26209792, 29954048, 52419584, 104839168, 209678336]

約数ペア:

[(1, 209678336), (2, 104839168), (4, 52419584), (7, 29954048), (8, 26209792), (14, 14977024), (16, 13104896), (28, 7488512), (32, 6552448), (56, 3744256), (64, 3276224), (71, 2953216), (103, 2035712), (112, 1872128), (128, 1638112), (142, 1476608), (206, 1017856), (224, 936064), (256, 819056), (284, 738304), (412, 508928), (448, 468032), (497, 421888), (512, 409528), (568, 369152), (721, 290816), (824, 254464), (896, 234016), (994, 210944), (1024, 204764), (1136, 184576), (1442, 145408), (1648, 127232), (1792, 117008), (1988, 105472), (2048, 102382), (2272, 92288), (2884, 72704), (3296, 63616), (3584, 58504), (3976, 52736), (4096, 51191), (4544, 46144), (5768, 36352), (6592, 31808), (7168, 29252), (7313, 28672), (7952, 26368), (9088, 23072), (11536, 18176), (13184, 15904), (14336, 14626)]