81072288

素因数分解:

$2^5\times 3^2\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{163}}^1$

素因数の和:347

約数の個数: 144

約数和(自身を含む): 254663136

約数和(自身を除く): 173590848

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 32, 33, 36, 44, 48, 66, 72, 88, 96, 99, 132, 144, 157, 163, 176, 198, 264, 288, 314, 326, 352, 396, 471, 489, 528, 628, 652, 792, 942, 978, 1056, 1256, 1304, 1413, 1467, 1584, 1727, 1793, 1884, 1956, 2512, 2608, 2826, 2934, 3168, 3454, 3586, 3768, 3912, 5024, 5181, 5216, 5379, 5652, 5868, 6908, 7172, 7536, 7824, 10362, 10758, 11304, 11736, 13816, 14344, 15072, 15543, 15648, 16137, 20724, 21516, 22608, 23472, 25591, 27632, 28688, 31086, 32274, 41448, 43032, 45216, 46944, 51182, 55264, 57376, 62172, 64548, 76773, 82896, 86064, 102364, 124344, 129096, 153546, 165792, 172128, 204728, 230319, 248688, 258192, 281501, 307092, 409456, 460638, 497376, 516384, 563002, 614184, 818912, 844503, 921276, 1126004, 1228368, 1689006, 1842552, 2252008, 2456736, 2533509, 3378012, 3685104, 4504016, 5067018, 6756024, 7370208, 9008032, 10134036, 13512048, 20268072, 27024096, 40536144, 81072288]

約数ペア:

[(1, 81072288), (2, 40536144), (3, 27024096), (4, 20268072), (6, 13512048), (8, 10134036), (9, 9008032), (11, 7370208), (12, 6756024), (16, 5067018), (18, 4504016), (22, 3685104), (24, 3378012), (32, 2533509), (33, 2456736), (36, 2252008), (44, 1842552), (48, 1689006), (66, 1228368), (72, 1126004), (88, 921276), (96, 844503), (99, 818912), (132, 614184), (144, 563002), (157, 516384), (163, 497376), (176, 460638), (198, 409456), (264, 307092), (288, 281501), (314, 258192), (326, 248688), (352, 230319), (396, 204728), (471, 172128), (489, 165792), (528, 153546), (628, 129096), (652, 124344), (792, 102364), (942, 86064), (978, 82896), (1056, 76773), (1256, 64548), (1304, 62172), (1413, 57376), (1467, 55264), (1584, 51182), (1727, 46944), (1793, 45216), (1884, 43032), (1956, 41448), (2512, 32274), (2608, 31086), (2826, 28688), (2934, 27632), (3168, 25591), (3454, 23472), (3586, 22608), (3768, 21516), (3912, 20724), (5024, 16137), (5181, 15648), (5216, 15543), (5379, 15072), (5652, 14344), (5868, 13816), (6908, 11736), (7172, 11304), (7536, 10758), (7824, 10362)]