254718464

素因数分解:

$2^9\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1$

素因数の和:127

約数の個数: 240

約数和(自身を含む): 705329856

約数和(自身を除く): 450611392

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 64, 71, 77, 88, 91, 98, 104, 112, 128, 142, 143, 154, 176, 182, 196, 208, 224, 256, 284, 286, 308, 352, 364, 392, 416, 448, 497, 512, 539, 568, 572, 616, 637, 704, 728, 781, 784, 832, 896, 923, 994, 1001, 1078, 1136, 1144, 1232, 1274, 1408, 1456, 1562, 1568, 1664, 1792, 1846, 1988, 2002, 2156, 2272, 2288, 2464, 2548, 2816, 2912, 3124, 3136, 3328, 3479, 3584, 3692, 3976, 4004, 4312, 4544, 4576, 4928, 5096, 5467, 5632, 5824, 6248, 6272, 6461, 6656, 6958, 7007, 7384, 7952, 8008, 8624, 9088, 9152, 9856, 10153, 10192, 10934, 11648, 12496, 12544, 12922, 13916, 14014, 14768, 15904, 16016, 17248, 18176, 18304, 19712, 20306, 20384, 21868, 23296, 24992, 25088, 25844, 27832, 28028, 29536, 31808, 32032, 34496, 36352, 36608, 38269, 39424, 40612, 40768, 43736, 45227, 46592, 49984, 51688, 55664, 56056, 59072, 63616, 64064, 68992, 71071, 73216, 76538, 81224, 81536, 87472, 90454, 99968, 103376, 111328, 112112, 118144, 127232, 128128, 137984, 142142, 153076, 162448, 163072, 174944, 180908, 199936, 206752, 222656, 224224, 236288, 254464, 256256, 275968, 284284, 306152, 324896, 326144, 349888, 361816, 399872, 413504, 445312, 448448, 472576, 497497, 512512, 568568, 612304, 649792, 699776, 723632, 827008, 890624, 896896, 994994, 1137136, 1224608, 1299584, 1399552, 1447264, 1654016, 1781248, 1793792, 1989988, 2274272, 2449216, 2599168, 2799104, 2894528, 3308032, 3587584, 3979976, 4548544, 4898432, 5198336, 5789056, 7959952, 9097088, 9796864, 11578112, 15919904, 18194176, 19593728, 23156224, 31839808, 36388352, 63679616, 127359232, 254718464]

約数ペア:

[(1, 254718464), (2, 127359232), (4, 63679616), (7, 36388352), (8, 31839808), (11, 23156224), (13, 19593728), (14, 18194176), (16, 15919904), (22, 11578112), (26, 9796864), (28, 9097088), (32, 7959952), (44, 5789056), (49, 5198336), (52, 4898432), (56, 4548544), (64, 3979976), (71, 3587584), (77, 3308032), (88, 2894528), (91, 2799104), (98, 2599168), (104, 2449216), (112, 2274272), (128, 1989988), (142, 1793792), (143, 1781248), (154, 1654016), (176, 1447264), (182, 1399552), (196, 1299584), (208, 1224608), (224, 1137136), (256, 994994), (284, 896896), (286, 890624), (308, 827008), (352, 723632), (364, 699776), (392, 649792), (416, 612304), (448, 568568), (497, 512512), (512, 497497), (539, 472576), (568, 448448), (572, 445312), (616, 413504), (637, 399872), (704, 361816), (728, 349888), (781, 326144), (784, 324896), (832, 306152), (896, 284284), (923, 275968), (994, 256256), (1001, 254464), (1078, 236288), (1136, 224224), (1144, 222656), (1232, 206752), (1274, 199936), (1408, 180908), (1456, 174944), (1562, 163072), (1568, 162448), (1664, 153076), (1792, 142142), (1846, 137984), (1988, 128128), (2002, 127232), (2156, 118144), (2272, 112112), (2288, 111328), (2464, 103376), (2548, 99968), (2816, 90454), (2912, 87472), (3124, 81536), (3136, 81224), (3328, 76538), (3479, 73216), (3584, 71071), (3692, 68992), (3976, 64064), (4004, 63616), (4312, 59072), (4544, 56056), (4576, 55664), (4928, 51688), (5096, 49984), (5467, 46592), (5632, 45227), (5824, 43736), (6248, 40768), (6272, 40612), (6461, 39424), (6656, 38269), (6958, 36608), (7007, 36352), (7384, 34496), (7952, 32032), (8008, 31808), (8624, 29536), (9088, 28028), (9152, 27832), (9856, 25844), (10153, 25088), (10192, 24992), (10934, 23296), (11648, 21868), (12496, 20384), (12544, 20306), (12922, 19712), (13916, 18304), (14014, 18176), (14768, 17248), (15904, 16016)]