217951008

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^2\times {\mathrm{29}}^1\times {\mathrm{647}}^1$

素因数の和:711

約数の個数: 144

約数和(自身を含む): 651551040

約数和(自身を除く): 433600032

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 32, 33, 44, 48, 58, 66, 87, 88, 96, 116, 121, 132, 174, 176, 232, 242, 264, 319, 348, 352, 363, 464, 484, 528, 638, 647, 696, 726, 928, 957, 968, 1056, 1276, 1294, 1392, 1452, 1914, 1936, 1941, 2552, 2588, 2784, 2904, 3509, 3828, 3872, 3882, 5104, 5176, 5808, 7018, 7117, 7656, 7764, 10208, 10352, 10527, 11616, 14036, 14234, 15312, 15528, 18763, 20704, 21054, 21351, 28072, 28468, 30624, 31056, 37526, 42108, 42702, 56144, 56289, 56936, 62112, 75052, 78287, 84216, 85404, 112288, 112578, 113872, 150104, 156574, 168432, 170808, 206393, 225156, 227744, 234861, 300208, 313148, 336864, 341616, 412786, 450312, 469722, 600416, 619179, 626296, 683232, 825572, 900624, 939444, 1238358, 1252592, 1651144, 1801248, 1878888, 2270323, 2476716, 2505184, 3302288, 3757776, 4540646, 4953432, 6604576, 6810969, 7515552, 9081292, 9906864, 13621938, 18162584, 19813728, 27243876, 36325168, 54487752, 72650336, 108975504, 217951008]

約数ペア:

[(1, 217951008), (2, 108975504), (3, 72650336), (4, 54487752), (6, 36325168), (8, 27243876), (11, 19813728), (12, 18162584), (16, 13621938), (22, 9906864), (24, 9081292), (29, 7515552), (32, 6810969), (33, 6604576), (44, 4953432), (48, 4540646), (58, 3757776), (66, 3302288), (87, 2505184), (88, 2476716), (96, 2270323), (116, 1878888), (121, 1801248), (132, 1651144), (174, 1252592), (176, 1238358), (232, 939444), (242, 900624), (264, 825572), (319, 683232), (348, 626296), (352, 619179), (363, 600416), (464, 469722), (484, 450312), (528, 412786), (638, 341616), (647, 336864), (696, 313148), (726, 300208), (928, 234861), (957, 227744), (968, 225156), (1056, 206393), (1276, 170808), (1294, 168432), (1392, 156574), (1452, 150104), (1914, 113872), (1936, 112578), (1941, 112288), (2552, 85404), (2588, 84216), (2784, 78287), (2904, 75052), (3509, 62112), (3828, 56936), (3872, 56289), (3882, 56144), (5104, 42702), (5176, 42108), (5808, 37526), (7018, 31056), (7117, 30624), (7656, 28468), (7764, 28072), (10208, 21351), (10352, 21054), (10527, 20704), (11616, 18763), (14036, 15528), (14234, 15312)]