261763752

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{37}}^2\times {\mathrm{257}}^1$

素因数の和:371

約数の個数: 96

約数和(自身を含む): 696971520

約数和(自身を除く): 435207768

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 37, 62, 74, 93, 111, 124, 148, 186, 222, 248, 257, 296, 372, 444, 514, 744, 771, 888, 1028, 1147, 1369, 1542, 2056, 2294, 2738, 3084, 3441, 4107, 4588, 5476, 6168, 6882, 7967, 8214, 9176, 9509, 10952, 13764, 15934, 16428, 19018, 23901, 27528, 28527, 31868, 32856, 38036, 42439, 47802, 57054, 63736, 76072, 84878, 95604, 114108, 127317, 169756, 191208, 228216, 254634, 294779, 339512, 351833, 509268, 589558, 703666, 884337, 1018536, 1055499, 1179116, 1407332, 1768674, 2110998, 2358232, 2814664, 3537348, 4221996, 7074696, 8443992, 10906823, 21813646, 32720469, 43627292, 65440938, 87254584, 130881876, 261763752]

約数ペア:

[(1, 261763752), (2, 130881876), (3, 87254584), (4, 65440938), (6, 43627292), (8, 32720469), (12, 21813646), (24, 10906823), (31, 8443992), (37, 7074696), (62, 4221996), (74, 3537348), (93, 2814664), (111, 2358232), (124, 2110998), (148, 1768674), (186, 1407332), (222, 1179116), (248, 1055499), (257, 1018536), (296, 884337), (372, 703666), (444, 589558), (514, 509268), (744, 351833), (771, 339512), (888, 294779), (1028, 254634), (1147, 228216), (1369, 191208), (1542, 169756), (2056, 127317), (2294, 114108), (2738, 95604), (3084, 84878), (3441, 76072), (4107, 63736), (4588, 57054), (5476, 47802), (6168, 42439), (6882, 38036), (7967, 32856), (8214, 31868), (9176, 28527), (9509, 27528), (10952, 23901), (13764, 19018), (15934, 16428)]