80218782

素因数分解:

$2^1\times 3^3\times 7^3\times {\mathrm{61}}^1\times {\mathrm{71}}^1$

素因数の和:164

約数の個数: 128

約数和(自身を含む): 214272000

約数和(自身を除く): 134053218

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 49, 54, 61, 63, 71, 98, 122, 126, 142, 147, 183, 189, 213, 294, 343, 366, 378, 426, 427, 441, 497, 549, 639, 686, 854, 882, 994, 1029, 1098, 1278, 1281, 1323, 1491, 1647, 1917, 2058, 2562, 2646, 2982, 2989, 3087, 3294, 3479, 3834, 3843, 4331, 4473, 5978, 6174, 6958, 7686, 8662, 8946, 8967, 9261, 10437, 11529, 12993, 13419, 17934, 18522, 20874, 20923, 23058, 24353, 25986, 26838, 26901, 30317, 31311, 38979, 41846, 48706, 53802, 60634, 62622, 62769, 73059, 77958, 80703, 90951, 93933, 116937, 125538, 146118, 161406, 181902, 187866, 188307, 212219, 219177, 233874, 272853, 376614, 424438, 438354, 545706, 564921, 636657, 657531, 818559, 1129842, 1273314, 1315062, 1485533, 1637118, 1909971, 2971066, 3819942, 4456599, 5729913, 8913198, 11459826, 13369797, 26739594, 40109391, 80218782]

約数ペア:

[(1, 80218782), (2, 40109391), (3, 26739594), (6, 13369797), (7, 11459826), (9, 8913198), (14, 5729913), (18, 4456599), (21, 3819942), (27, 2971066), (42, 1909971), (49, 1637118), (54, 1485533), (61, 1315062), (63, 1273314), (71, 1129842), (98, 818559), (122, 657531), (126, 636657), (142, 564921), (147, 545706), (183, 438354), (189, 424438), (213, 376614), (294, 272853), (343, 233874), (366, 219177), (378, 212219), (426, 188307), (427, 187866), (441, 181902), (497, 161406), (549, 146118), (639, 125538), (686, 116937), (854, 93933), (882, 90951), (994, 80703), (1029, 77958), (1098, 73059), (1278, 62769), (1281, 62622), (1323, 60634), (1491, 53802), (1647, 48706), (1917, 41846), (2058, 38979), (2562, 31311), (2646, 30317), (2982, 26901), (2989, 26838), (3087, 25986), (3294, 24353), (3479, 23058), (3834, 20923), (3843, 20874), (4331, 18522), (4473, 17934), (5978, 13419), (6174, 12993), (6958, 11529), (7686, 10437), (8662, 9261), (8946, 8967)]