205151968

素因数分解:

$2^5\times 7^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{59}}^1$

素因数の和:157

約数の個数: 144

約数和(自身を含む): 506943360

約数和(自身を除く): 301791392

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 43, 56, 59, 76, 86, 112, 118, 133, 152, 172, 224, 236, 266, 301, 304, 344, 361, 413, 472, 532, 602, 608, 688, 722, 817, 826, 944, 1064, 1121, 1204, 1376, 1444, 1634, 1652, 1888, 2128, 2242, 2408, 2527, 2537, 2888, 3268, 3304, 4256, 4484, 4816, 5054, 5074, 5719, 5776, 6536, 6608, 7847, 8968, 9632, 10108, 10148, 11438, 11552, 13072, 13216, 15523, 15694, 17759, 17936, 20216, 20296, 21299, 22876, 26144, 31046, 31388, 35518, 35872, 40432, 40592, 42598, 45752, 48203, 62092, 62776, 71036, 80864, 81184, 85196, 91504, 96406, 108661, 124184, 125552, 142072, 149093, 170392, 183008, 192812, 217322, 248368, 251104, 284144, 298186, 337421, 340784, 385624, 434644, 496736, 568288, 596372, 674842, 681568, 771248, 869288, 915857, 1192744, 1349684, 1542496, 1738576, 1831714, 2385488, 2699368, 3477152, 3663428, 4770976, 5398736, 6410999, 7326856, 10797472, 12821998, 14653712, 25643996, 29307424, 51287992, 102575984, 205151968]

約数ペア:

[(1, 205151968), (2, 102575984), (4, 51287992), (7, 29307424), (8, 25643996), (14, 14653712), (16, 12821998), (19, 10797472), (28, 7326856), (32, 6410999), (38, 5398736), (43, 4770976), (56, 3663428), (59, 3477152), (76, 2699368), (86, 2385488), (112, 1831714), (118, 1738576), (133, 1542496), (152, 1349684), (172, 1192744), (224, 915857), (236, 869288), (266, 771248), (301, 681568), (304, 674842), (344, 596372), (361, 568288), (413, 496736), (472, 434644), (532, 385624), (602, 340784), (608, 337421), (688, 298186), (722, 284144), (817, 251104), (826, 248368), (944, 217322), (1064, 192812), (1121, 183008), (1204, 170392), (1376, 149093), (1444, 142072), (1634, 125552), (1652, 124184), (1888, 108661), (2128, 96406), (2242, 91504), (2408, 85196), (2527, 81184), (2537, 80864), (2888, 71036), (3268, 62776), (3304, 62092), (4256, 48203), (4484, 45752), (4816, 42598), (5054, 40592), (5074, 40432), (5719, 35872), (5776, 35518), (6536, 31388), (6608, 31046), (7847, 26144), (8968, 22876), (9632, 21299), (10108, 20296), (10148, 20216), (11438, 17936), (11552, 17759), (13072, 15694), (13216, 15523)]