251089956

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{641}}^1$

素因数の和:704

約数の個数: 144

約数和(自身を含む): 732845568

約数和(自身を除く): 481755612

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 27, 31, 36, 39, 52, 54, 62, 78, 81, 93, 108, 117, 124, 156, 162, 186, 234, 243, 279, 324, 351, 372, 403, 468, 486, 558, 641, 702, 806, 837, 972, 1053, 1116, 1209, 1282, 1404, 1612, 1674, 1923, 2106, 2418, 2511, 2564, 3159, 3348, 3627, 3846, 4212, 4836, 5022, 5769, 6318, 7254, 7533, 7692, 8333, 10044, 10881, 11538, 12636, 14508, 15066, 16666, 17307, 19871, 21762, 23076, 24999, 30132, 32643, 33332, 34614, 39742, 43524, 49998, 51921, 59613, 65286, 69228, 74997, 79484, 97929, 99996, 103842, 119226, 130572, 149994, 155763, 178839, 195858, 207684, 224991, 238452, 258323, 299988, 311526, 357678, 391716, 449982, 516646, 536517, 623052, 674973, 715356, 774969, 899964, 1033292, 1073034, 1349946, 1549938, 1609551, 2024919, 2146068, 2324907, 2699892, 3099876, 3219102, 4049838, 4649814, 4828653, 6438204, 6974721, 8099676, 9299628, 9657306, 13949442, 19314612, 20924163, 27898884, 41848326, 62772489, 83696652, 125544978, 251089956]

約数ペア:

[(1, 251089956), (2, 125544978), (3, 83696652), (4, 62772489), (6, 41848326), (9, 27898884), (12, 20924163), (13, 19314612), (18, 13949442), (26, 9657306), (27, 9299628), (31, 8099676), (36, 6974721), (39, 6438204), (52, 4828653), (54, 4649814), (62, 4049838), (78, 3219102), (81, 3099876), (93, 2699892), (108, 2324907), (117, 2146068), (124, 2024919), (156, 1609551), (162, 1549938), (186, 1349946), (234, 1073034), (243, 1033292), (279, 899964), (324, 774969), (351, 715356), (372, 674973), (403, 623052), (468, 536517), (486, 516646), (558, 449982), (641, 391716), (702, 357678), (806, 311526), (837, 299988), (972, 258323), (1053, 238452), (1116, 224991), (1209, 207684), (1282, 195858), (1404, 178839), (1612, 155763), (1674, 149994), (1923, 130572), (2106, 119226), (2418, 103842), (2511, 99996), (2564, 97929), (3159, 79484), (3348, 74997), (3627, 69228), (3846, 65286), (4212, 59613), (4836, 51921), (5022, 49998), (5769, 43524), (6318, 39742), (7254, 34614), (7533, 33332), (7692, 32643), (8333, 30132), (10044, 24999), (10881, 23076), (11538, 21762), (12636, 19871), (14508, 17307), (15066, 16666)]