245979216

素因数分解:

$2^4\times 3^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{491}}^1$

素因数の和:590

約数の個数: 180

約数和(自身を含む): 813724704

約数和(自身を除く): 567745488

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 36, 42, 48, 49, 56, 63, 71, 72, 84, 98, 112, 126, 142, 144, 147, 168, 196, 213, 252, 284, 294, 336, 392, 426, 441, 491, 497, 504, 568, 588, 639, 784, 852, 882, 982, 994, 1008, 1136, 1176, 1278, 1473, 1491, 1704, 1764, 1964, 1988, 2352, 2556, 2946, 2982, 3408, 3437, 3479, 3528, 3928, 3976, 4419, 4473, 5112, 5892, 5964, 6874, 6958, 7056, 7856, 7952, 8838, 8946, 10224, 10311, 10437, 11784, 11928, 13748, 13916, 17676, 17892, 20622, 20874, 23568, 23856, 24059, 27496, 27832, 30933, 31311, 34861, 35352, 35784, 41244, 41748, 48118, 54992, 55664, 61866, 62622, 69722, 70704, 71568, 72177, 82488, 83496, 96236, 104583, 123732, 125244, 139444, 144354, 164976, 166992, 192472, 209166, 216531, 244027, 247464, 250488, 278888, 288708, 313749, 384944, 418332, 433062, 488054, 494928, 500976, 557776, 577416, 627498, 732081, 836664, 866124, 976108, 1154832, 1254996, 1464162, 1673328, 1708189, 1732248, 1952216, 2196243, 2509992, 2928324, 3416378, 3464496, 3904432, 4392486, 5019984, 5124567, 5856648, 6832756, 8784972, 10249134, 11713296, 13665512, 15373701, 17569944, 20498268, 27331024, 30747402, 35139888, 40996536, 61494804, 81993072, 122989608, 245979216]

約数ペア:

[(1, 245979216), (2, 122989608), (3, 81993072), (4, 61494804), (6, 40996536), (7, 35139888), (8, 30747402), (9, 27331024), (12, 20498268), (14, 17569944), (16, 15373701), (18, 13665512), (21, 11713296), (24, 10249134), (28, 8784972), (36, 6832756), (42, 5856648), (48, 5124567), (49, 5019984), (56, 4392486), (63, 3904432), (71, 3464496), (72, 3416378), (84, 2928324), (98, 2509992), (112, 2196243), (126, 1952216), (142, 1732248), (144, 1708189), (147, 1673328), (168, 1464162), (196, 1254996), (213, 1154832), (252, 976108), (284, 866124), (294, 836664), (336, 732081), (392, 627498), (426, 577416), (441, 557776), (491, 500976), (497, 494928), (504, 488054), (568, 433062), (588, 418332), (639, 384944), (784, 313749), (852, 288708), (882, 278888), (982, 250488), (994, 247464), (1008, 244027), (1136, 216531), (1176, 209166), (1278, 192472), (1473, 166992), (1491, 164976), (1704, 144354), (1764, 139444), (1964, 125244), (1988, 123732), (2352, 104583), (2556, 96236), (2946, 83496), (2982, 82488), (3408, 72177), (3437, 71568), (3479, 70704), (3528, 69722), (3928, 62622), (3976, 61866), (4419, 55664), (4473, 54992), (5112, 48118), (5892, 41748), (5964, 41244), (6874, 35784), (6958, 35352), (7056, 34861), (7856, 31311), (7952, 30933), (8838, 27832), (8946, 27496), (10224, 24059), (10311, 23856), (10437, 23568), (11784, 20874), (11928, 20622), (13748, 17892), (13916, 17676)]