81400704

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{2753}}^1$

素因数の和:2788

約数の個数: 128

約数和(自身を含む): 269671680

約数和(自身を除く): 188270976

約数列:

[1, 2, 3, 4, 6, 7, 8, 11, 12, 14, 16, 21, 22, 24, 28, 32, 33, 42, 44, 48, 56, 64, 66, 77, 84, 88, 96, 112, 128, 132, 154, 168, 176, 192, 224, 231, 264, 308, 336, 352, 384, 448, 462, 528, 616, 672, 704, 896, 924, 1056, 1232, 1344, 1408, 1848, 2112, 2464, 2688, 2753, 3696, 4224, 4928, 5506, 7392, 8259, 9856, 11012, 14784, 16518, 19271, 22024, 29568, 30283, 33036, 38542, 44048, 57813, 60566, 66072, 77084, 88096, 90849, 115626, 121132, 132144, 154168, 176192, 181698, 211981, 231252, 242264, 264288, 308336, 352384, 363396, 423962, 462504, 484528, 528576, 616672, 635943, 726792, 847924, 925008, 969056, 1057152, 1233344, 1271886, 1453584, 1695848, 1850016, 1938112, 2466688, 2543772, 2907168, 3391696, 3700032, 3876224, 5087544, 5814336, 6783392, 7400064, 10175088, 11628672, 13566784, 20350176, 27133568, 40700352, 81400704]

約数ペア:

[(1, 81400704), (2, 40700352), (3, 27133568), (4, 20350176), (6, 13566784), (7, 11628672), (8, 10175088), (11, 7400064), (12, 6783392), (14, 5814336), (16, 5087544), (21, 3876224), (22, 3700032), (24, 3391696), (28, 2907168), (32, 2543772), (33, 2466688), (42, 1938112), (44, 1850016), (48, 1695848), (56, 1453584), (64, 1271886), (66, 1233344), (77, 1057152), (84, 969056), (88, 925008), (96, 847924), (112, 726792), (128, 635943), (132, 616672), (154, 528576), (168, 484528), (176, 462504), (192, 423962), (224, 363396), (231, 352384), (264, 308336), (308, 264288), (336, 242264), (352, 231252), (384, 211981), (448, 181698), (462, 176192), (528, 154168), (616, 132144), (672, 121132), (704, 115626), (896, 90849), (924, 88096), (1056, 77084), (1232, 66072), (1344, 60566), (1408, 57813), (1848, 44048), (2112, 38542), (2464, 33036), (2688, 30283), (2753, 29568), (3696, 22024), (4224, 19271), (4928, 16518), (5506, 14784), (7392, 11012), (8259, 9856)]