261472288

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^3\times {\mathrm{877}}^1$

素因数の和:927

約数の個数: 96

約数和(自身を含む): 647837568

約数和(自身を除く): 386365280

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 877, 968, 1232, 1331, 1694, 1754, 1936, 2464, 2662, 3388, 3508, 3872, 5324, 6139, 6776, 7016, 9317, 9647, 10648, 12278, 13552, 14032, 18634, 19294, 21296, 24556, 27104, 28064, 37268, 38588, 42592, 49112, 67529, 74536, 77176, 98224, 106117, 135058, 149072, 154352, 196448, 212234, 270116, 298144, 308704, 424468, 540232, 742819, 848936, 1080464, 1167287, 1485638, 1697872, 2160928, 2334574, 2971276, 3395744, 4669148, 5942552, 8171009, 9338296, 11885104, 16342018, 18676592, 23770208, 32684036, 37353184, 65368072, 130736144, 261472288]

約数ペア:

[(1, 261472288), (2, 130736144), (4, 65368072), (7, 37353184), (8, 32684036), (11, 23770208), (14, 18676592), (16, 16342018), (22, 11885104), (28, 9338296), (32, 8171009), (44, 5942552), (56, 4669148), (77, 3395744), (88, 2971276), (112, 2334574), (121, 2160928), (154, 1697872), (176, 1485638), (224, 1167287), (242, 1080464), (308, 848936), (352, 742819), (484, 540232), (616, 424468), (847, 308704), (877, 298144), (968, 270116), (1232, 212234), (1331, 196448), (1694, 154352), (1754, 149072), (1936, 135058), (2464, 106117), (2662, 98224), (3388, 77176), (3508, 74536), (3872, 67529), (5324, 49112), (6139, 42592), (6776, 38588), (7016, 37268), (9317, 28064), (9647, 27104), (10648, 24556), (12278, 21296), (13552, 19294), (14032, 18634)]