261641856

素因数分解:

$2^7\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{109}}^1$

素因数の和:199

約数の個数: 256

約数和(自身を含む): 861696000

約数和(自身を除く): 600054144

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 47, 48, 56, 57, 64, 76, 84, 94, 96, 109, 112, 114, 128, 133, 141, 152, 168, 188, 192, 218, 224, 228, 266, 282, 304, 327, 329, 336, 376, 384, 399, 436, 448, 456, 532, 564, 608, 654, 658, 672, 752, 763, 798, 872, 893, 896, 912, 987, 1064, 1128, 1216, 1308, 1316, 1344, 1504, 1526, 1596, 1744, 1786, 1824, 1974, 2071, 2128, 2256, 2289, 2432, 2616, 2632, 2679, 2688, 3008, 3052, 3192, 3488, 3572, 3648, 3948, 4142, 4256, 4512, 4578, 5123, 5232, 5264, 5358, 6016, 6104, 6213, 6251, 6384, 6976, 7144, 7296, 7896, 8284, 8512, 9024, 9156, 10246, 10464, 10528, 10716, 12208, 12426, 12502, 12768, 13952, 14288, 14497, 15369, 15792, 16568, 17024, 18048, 18312, 18753, 20492, 20928, 21056, 21432, 24416, 24852, 25004, 25536, 28576, 28994, 30738, 31584, 33136, 35861, 36624, 37506, 40984, 41856, 42112, 42864, 43491, 48832, 49704, 50008, 51072, 57152, 57988, 61476, 63168, 66272, 71722, 73248, 75012, 81968, 85728, 86982, 97337, 97664, 99408, 100016, 107583, 114304, 115976, 122952, 126336, 132544, 143444, 146496, 150024, 163936, 171456, 173964, 194674, 198816, 200032, 215166, 231952, 245904, 265088, 286888, 292011, 292992, 300048, 327872, 342912, 347928, 389348, 397632, 400064, 430332, 463904, 491808, 573776, 584022, 600096, 655744, 681359, 695856, 778696, 795264, 800128, 860664, 927808, 983616, 1147552, 1168044, 1200192, 1362718, 1391712, 1557392, 1721328, 1855616, 1967232, 2044077, 2295104, 2336088, 2400384, 2725436, 2783424, 3114784, 3442656, 4088154, 4590208, 4672176, 5450872, 5566848, 6229568, 6885312, 8176308, 9344352, 10901744, 12459136, 13770624, 16352616, 18688704, 21803488, 32705232, 37377408, 43606976, 65410464, 87213952, 130820928, 261641856]

約数ペア:

[(1, 261641856), (2, 130820928), (3, 87213952), (4, 65410464), (6, 43606976), (7, 37377408), (8, 32705232), (12, 21803488), (14, 18688704), (16, 16352616), (19, 13770624), (21, 12459136), (24, 10901744), (28, 9344352), (32, 8176308), (38, 6885312), (42, 6229568), (47, 5566848), (48, 5450872), (56, 4672176), (57, 4590208), (64, 4088154), (76, 3442656), (84, 3114784), (94, 2783424), (96, 2725436), (109, 2400384), (112, 2336088), (114, 2295104), (128, 2044077), (133, 1967232), (141, 1855616), (152, 1721328), (168, 1557392), (188, 1391712), (192, 1362718), (218, 1200192), (224, 1168044), (228, 1147552), (266, 983616), (282, 927808), (304, 860664), (327, 800128), (329, 795264), (336, 778696), (376, 695856), (384, 681359), (399, 655744), (436, 600096), (448, 584022), (456, 573776), (532, 491808), (564, 463904), (608, 430332), (654, 400064), (658, 397632), (672, 389348), (752, 347928), (763, 342912), (798, 327872), (872, 300048), (893, 292992), (896, 292011), (912, 286888), (987, 265088), (1064, 245904), (1128, 231952), (1216, 215166), (1308, 200032), (1316, 198816), (1344, 194674), (1504, 173964), (1526, 171456), (1596, 163936), (1744, 150024), (1786, 146496), (1824, 143444), (1974, 132544), (2071, 126336), (2128, 122952), (2256, 115976), (2289, 114304), (2432, 107583), (2616, 100016), (2632, 99408), (2679, 97664), (2688, 97337), (3008, 86982), (3052, 85728), (3192, 81968), (3488, 75012), (3572, 73248), (3648, 71722), (3948, 66272), (4142, 63168), (4256, 61476), (4512, 57988), (4578, 57152), (5123, 51072), (5232, 50008), (5264, 49704), (5358, 48832), (6016, 43491), (6104, 42864), (6213, 42112), (6251, 41856), (6384, 40984), (6976, 37506), (7144, 36624), (7296, 35861), (7896, 33136), (8284, 31584), (8512, 30738), (9024, 28994), (9156, 28576), (10246, 25536), (10464, 25004), (10528, 24852), (10716, 24416), (12208, 21432), (12426, 21056), (12502, 20928), (12768, 20492), (13952, 18753), (14288, 18312), (14497, 18048), (15369, 17024), (15792, 16568)]