256357248

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{337}}^1$

素因数の和:644

約数の個数: 128

約数和(自身を含む): 783294720

約数和(自身を除く): 526937472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 112, 128, 168, 192, 224, 283, 336, 337, 384, 448, 566, 672, 674, 849, 896, 1011, 1132, 1344, 1348, 1698, 1981, 2022, 2264, 2359, 2688, 2696, 3396, 3962, 4044, 4528, 4718, 5392, 5943, 6792, 7077, 7924, 8088, 9056, 9436, 10784, 11886, 13584, 14154, 15848, 16176, 18112, 18872, 21568, 23772, 27168, 28308, 31696, 32352, 36224, 37744, 43136, 47544, 54336, 56616, 63392, 64704, 75488, 95088, 95371, 108672, 113232, 126784, 129408, 150976, 190176, 190742, 226464, 253568, 286113, 301952, 380352, 381484, 452928, 572226, 667597, 760704, 762968, 905856, 1144452, 1335194, 1525936, 2002791, 2288904, 2670388, 3051872, 4005582, 4577808, 5340776, 6103744, 8011164, 9155616, 10681552, 12207488, 16022328, 18311232, 21363104, 32044656, 36622464, 42726208, 64089312, 85452416, 128178624, 256357248]

約数ペア:

[(1, 256357248), (2, 128178624), (3, 85452416), (4, 64089312), (6, 42726208), (7, 36622464), (8, 32044656), (12, 21363104), (14, 18311232), (16, 16022328), (21, 12207488), (24, 10681552), (28, 9155616), (32, 8011164), (42, 6103744), (48, 5340776), (56, 4577808), (64, 4005582), (84, 3051872), (96, 2670388), (112, 2288904), (128, 2002791), (168, 1525936), (192, 1335194), (224, 1144452), (283, 905856), (336, 762968), (337, 760704), (384, 667597), (448, 572226), (566, 452928), (672, 381484), (674, 380352), (849, 301952), (896, 286113), (1011, 253568), (1132, 226464), (1344, 190742), (1348, 190176), (1698, 150976), (1981, 129408), (2022, 126784), (2264, 113232), (2359, 108672), (2688, 95371), (2696, 95088), (3396, 75488), (3962, 64704), (4044, 63392), (4528, 56616), (4718, 54336), (5392, 47544), (5943, 43136), (6792, 37744), (7077, 36224), (7924, 32352), (8088, 31696), (9056, 28308), (9436, 27168), (10784, 23772), (11886, 21568), (13584, 18872), (14154, 18112), (15848, 16176)]