721632288

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{157}}^1$

素因数の和:339

約数の個数: 192

約数和(自身を含む): 2140508160

約数和(自身を除く): 1418875872

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 29, 32, 39, 48, 52, 58, 78, 87, 96, 104, 116, 127, 156, 157, 174, 208, 232, 254, 312, 314, 348, 377, 381, 416, 464, 471, 508, 624, 628, 696, 754, 762, 928, 942, 1016, 1131, 1248, 1256, 1392, 1508, 1524, 1651, 1884, 2032, 2041, 2262, 2512, 2784, 3016, 3048, 3302, 3683, 3768, 4064, 4082, 4524, 4553, 4953, 5024, 6032, 6096, 6123, 6604, 7366, 7536, 8164, 9048, 9106, 9906, 11049, 12064, 12192, 12246, 13208, 13659, 14732, 15072, 16328, 18096, 18212, 19812, 19939, 22098, 24492, 26416, 27318, 29464, 32656, 36192, 36424, 39624, 39878, 44196, 47879, 48984, 52832, 54636, 58928, 59189, 59817, 65312, 72848, 79248, 79756, 88392, 95758, 97968, 109272, 117856, 118378, 119634, 143637, 145696, 158496, 159512, 176784, 177567, 191516, 195936, 218544, 236756, 239268, 259207, 287274, 319024, 353568, 355134, 383032, 437088, 473512, 478536, 518414, 574548, 578231, 638048, 710268, 766064, 777621, 947024, 957072, 1036828, 1149096, 1156462, 1420536, 1532128, 1555242, 1734693, 1894048, 1914144, 2073656, 2298192, 2312924, 2841072, 3110484, 3469386, 4147312, 4596384, 4625848, 5682144, 6220968, 6938772, 7517003, 8294624, 9251696, 12441936, 13877544, 15034006, 18503392, 22551009, 24883872, 27755088, 30068012, 45102018, 55510176, 60136024, 90204036, 120272048, 180408072, 240544096, 360816144, 721632288]

約数ペア:

[(1, 721632288), (2, 360816144), (3, 240544096), (4, 180408072), (6, 120272048), (8, 90204036), (12, 60136024), (13, 55510176), (16, 45102018), (24, 30068012), (26, 27755088), (29, 24883872), (32, 22551009), (39, 18503392), (48, 15034006), (52, 13877544), (58, 12441936), (78, 9251696), (87, 8294624), (96, 7517003), (104, 6938772), (116, 6220968), (127, 5682144), (156, 4625848), (157, 4596384), (174, 4147312), (208, 3469386), (232, 3110484), (254, 2841072), (312, 2312924), (314, 2298192), (348, 2073656), (377, 1914144), (381, 1894048), (416, 1734693), (464, 1555242), (471, 1532128), (508, 1420536), (624, 1156462), (628, 1149096), (696, 1036828), (754, 957072), (762, 947024), (928, 777621), (942, 766064), (1016, 710268), (1131, 638048), (1248, 578231), (1256, 574548), (1392, 518414), (1508, 478536), (1524, 473512), (1651, 437088), (1884, 383032), (2032, 355134), (2041, 353568), (2262, 319024), (2512, 287274), (2784, 259207), (3016, 239268), (3048, 236756), (3302, 218544), (3683, 195936), (3768, 191516), (4064, 177567), (4082, 176784), (4524, 159512), (4553, 158496), (4953, 145696), (5024, 143637), (6032, 119634), (6096, 118378), (6123, 117856), (6604, 109272), (7366, 97968), (7536, 95758), (8164, 88392), (9048, 79756), (9106, 79248), (9906, 72848), (11049, 65312), (12064, 59817), (12192, 59189), (12246, 58928), (13208, 54636), (13659, 52832), (14732, 48984), (15072, 47879), (16328, 44196), (18096, 39878), (18212, 39624), (19812, 36424), (19939, 36192), (22098, 32656), (24492, 29464), (26416, 27318)]