247217152

素因数分解:

$2^{10}\times 7^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1$

素因数の和:426

約数の個数: 132

約数和(自身を含む): 620732280

約数和(自身を除く): 373515128

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 364, 379, 392, 416, 448, 512, 637, 728, 758, 784, 832, 896, 1024, 1274, 1456, 1516, 1568, 1664, 1792, 2548, 2653, 2912, 3032, 3136, 3328, 3584, 4927, 5096, 5306, 5824, 6064, 6272, 6656, 7168, 9854, 10192, 10612, 11648, 12128, 12544, 13312, 18571, 19708, 20384, 21224, 23296, 24256, 25088, 34489, 37142, 39416, 40768, 42448, 46592, 48512, 50176, 68978, 74284, 78832, 81536, 84896, 93184, 97024, 137956, 148568, 157664, 163072, 169792, 194048, 241423, 275912, 297136, 315328, 326144, 339584, 388096, 482846, 551824, 594272, 630656, 652288, 679168, 965692, 1103648, 1188544, 1261312, 1358336, 1931384, 2207296, 2377088, 2522624, 2716672, 3862768, 4414592, 4754176, 5045248, 7725536, 8829184, 9508352, 15451072, 17658368, 19016704, 30902144, 35316736, 61804288, 123608576, 247217152]

約数ペア:

[(1, 247217152), (2, 123608576), (4, 61804288), (7, 35316736), (8, 30902144), (13, 19016704), (14, 17658368), (16, 15451072), (26, 9508352), (28, 8829184), (32, 7725536), (49, 5045248), (52, 4754176), (56, 4414592), (64, 3862768), (91, 2716672), (98, 2522624), (104, 2377088), (112, 2207296), (128, 1931384), (182, 1358336), (196, 1261312), (208, 1188544), (224, 1103648), (256, 965692), (364, 679168), (379, 652288), (392, 630656), (416, 594272), (448, 551824), (512, 482846), (637, 388096), (728, 339584), (758, 326144), (784, 315328), (832, 297136), (896, 275912), (1024, 241423), (1274, 194048), (1456, 169792), (1516, 163072), (1568, 157664), (1664, 148568), (1792, 137956), (2548, 97024), (2653, 93184), (2912, 84896), (3032, 81536), (3136, 78832), (3328, 74284), (3584, 68978), (4927, 50176), (5096, 48512), (5306, 46592), (5824, 42448), (6064, 40768), (6272, 39416), (6656, 37142), (7168, 34489), (9854, 25088), (10192, 24256), (10612, 23296), (11648, 21224), (12128, 20384), (12544, 19708), (13312, 18571)]