261893632

素因数分解:

$2^9\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1$

素因数の和:129

約数の個数: 240

約数和(自身を含む): 724922352

約数和(自身を除く): 463028720

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 16, 22, 26, 28, 32, 44, 49, 52, 56, 64, 73, 77, 88, 91, 98, 104, 112, 128, 143, 146, 154, 176, 182, 196, 208, 224, 256, 286, 292, 308, 352, 364, 392, 416, 448, 511, 512, 539, 572, 584, 616, 637, 704, 728, 784, 803, 832, 896, 949, 1001, 1022, 1078, 1144, 1168, 1232, 1274, 1408, 1456, 1568, 1606, 1664, 1792, 1898, 2002, 2044, 2156, 2288, 2336, 2464, 2548, 2816, 2912, 3136, 3212, 3328, 3577, 3584, 3796, 4004, 4088, 4312, 4576, 4672, 4928, 5096, 5621, 5632, 5824, 6272, 6424, 6643, 6656, 7007, 7154, 7592, 8008, 8176, 8624, 9152, 9344, 9856, 10192, 10439, 11242, 11648, 12544, 12848, 13286, 14014, 14308, 15184, 16016, 16352, 17248, 18304, 18688, 19712, 20384, 20878, 22484, 23296, 25088, 25696, 26572, 28028, 28616, 30368, 32032, 32704, 34496, 36608, 37376, 39347, 39424, 40768, 41756, 44968, 46501, 46592, 51392, 53144, 56056, 57232, 60736, 64064, 65408, 68992, 73073, 73216, 78694, 81536, 83512, 89936, 93002, 102784, 106288, 112112, 114464, 121472, 128128, 130816, 137984, 146146, 157388, 163072, 167024, 179872, 186004, 205568, 212576, 224224, 228928, 242944, 256256, 261632, 275968, 292292, 314776, 326144, 334048, 359744, 372008, 411136, 425152, 448448, 457856, 485888, 511511, 512512, 584584, 629552, 668096, 719488, 744016, 850304, 896896, 915712, 1023022, 1169168, 1259104, 1336192, 1438976, 1488032, 1700608, 1793792, 1831424, 2046044, 2338336, 2518208, 2672384, 2877952, 2976064, 3401216, 3587584, 4092088, 4676672, 5036416, 5344768, 5952128, 8184176, 9353344, 10072832, 11904256, 16368352, 18706688, 20145664, 23808512, 32736704, 37413376, 65473408, 130946816, 261893632]

約数ペア:

[(1, 261893632), (2, 130946816), (4, 65473408), (7, 37413376), (8, 32736704), (11, 23808512), (13, 20145664), (14, 18706688), (16, 16368352), (22, 11904256), (26, 10072832), (28, 9353344), (32, 8184176), (44, 5952128), (49, 5344768), (52, 5036416), (56, 4676672), (64, 4092088), (73, 3587584), (77, 3401216), (88, 2976064), (91, 2877952), (98, 2672384), (104, 2518208), (112, 2338336), (128, 2046044), (143, 1831424), (146, 1793792), (154, 1700608), (176, 1488032), (182, 1438976), (196, 1336192), (208, 1259104), (224, 1169168), (256, 1023022), (286, 915712), (292, 896896), (308, 850304), (352, 744016), (364, 719488), (392, 668096), (416, 629552), (448, 584584), (511, 512512), (512, 511511), (539, 485888), (572, 457856), (584, 448448), (616, 425152), (637, 411136), (704, 372008), (728, 359744), (784, 334048), (803, 326144), (832, 314776), (896, 292292), (949, 275968), (1001, 261632), (1022, 256256), (1078, 242944), (1144, 228928), (1168, 224224), (1232, 212576), (1274, 205568), (1408, 186004), (1456, 179872), (1568, 167024), (1606, 163072), (1664, 157388), (1792, 146146), (1898, 137984), (2002, 130816), (2044, 128128), (2156, 121472), (2288, 114464), (2336, 112112), (2464, 106288), (2548, 102784), (2816, 93002), (2912, 89936), (3136, 83512), (3212, 81536), (3328, 78694), (3577, 73216), (3584, 73073), (3796, 68992), (4004, 65408), (4088, 64064), (4312, 60736), (4576, 57232), (4672, 56056), (4928, 53144), (5096, 51392), (5621, 46592), (5632, 46501), (5824, 44968), (6272, 41756), (6424, 40768), (6643, 39424), (6656, 39347), (7007, 37376), (7154, 36608), (7592, 34496), (8008, 32704), (8176, 32032), (8624, 30368), (9152, 28616), (9344, 28028), (9856, 26572), (10192, 25696), (10439, 25088), (11242, 23296), (11648, 22484), (12544, 20878), (12848, 20384), (13286, 19712), (14014, 18688), (14308, 18304), (15184, 17248), (16016, 16352)]