221187456

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{41}}^1\times {\mathrm{223}}^1$

素因数の和:294

約数の個数: 256

約数和(自身を含む): 767692800

約数和(自身を除く): 546505344

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 41, 42, 48, 54, 56, 63, 64, 72, 82, 84, 96, 108, 112, 123, 126, 128, 144, 164, 168, 189, 192, 216, 223, 224, 246, 252, 287, 288, 328, 336, 369, 378, 384, 432, 446, 448, 492, 504, 574, 576, 656, 669, 672, 738, 756, 861, 864, 892, 896, 984, 1008, 1107, 1148, 1152, 1312, 1338, 1344, 1476, 1512, 1561, 1722, 1728, 1784, 1968, 2007, 2016, 2214, 2296, 2583, 2624, 2676, 2688, 2952, 3024, 3122, 3444, 3456, 3568, 3936, 4014, 4032, 4428, 4592, 4683, 5166, 5248, 5352, 5904, 6021, 6048, 6244, 6888, 7136, 7749, 7872, 8028, 8064, 8856, 9143, 9184, 9366, 10332, 10704, 11808, 12042, 12096, 12488, 13776, 14049, 14272, 15498, 15744, 16056, 17712, 18286, 18368, 18732, 20664, 21408, 23616, 24084, 24192, 24976, 27429, 27552, 28098, 28544, 30996, 32112, 35424, 36572, 36736, 37464, 41328, 42147, 42816, 47232, 48168, 49952, 54858, 55104, 56196, 61992, 64001, 64224, 70848, 73144, 74928, 82287, 82656, 84294, 85632, 96336, 99904, 109716, 110208, 112392, 123984, 128002, 128448, 141696, 146288, 149856, 164574, 165312, 168588, 192003, 192672, 199808, 219432, 224784, 246861, 247968, 256004, 256896, 292576, 299712, 329148, 330624, 337176, 384006, 385344, 438864, 449568, 493722, 495936, 512008, 576009, 585152, 599424, 658296, 674352, 768012, 770688, 877728, 899136, 987444, 991872, 1024016, 1152018, 1170304, 1316592, 1348704, 1536024, 1728027, 1755456, 1798272, 1974888, 2048032, 2304036, 2633184, 2697408, 3072048, 3456054, 3510912, 3949776, 4096064, 4608072, 5266368, 5394816, 6144096, 6912108, 7899552, 8192128, 9216144, 10532736, 12288192, 13824216, 15799104, 18432288, 24576384, 27648432, 31598208, 36864576, 55296864, 73729152, 110593728, 221187456]

約数ペア:

[(1, 221187456), (2, 110593728), (3, 73729152), (4, 55296864), (6, 36864576), (7, 31598208), (8, 27648432), (9, 24576384), (12, 18432288), (14, 15799104), (16, 13824216), (18, 12288192), (21, 10532736), (24, 9216144), (27, 8192128), (28, 7899552), (32, 6912108), (36, 6144096), (41, 5394816), (42, 5266368), (48, 4608072), (54, 4096064), (56, 3949776), (63, 3510912), (64, 3456054), (72, 3072048), (82, 2697408), (84, 2633184), (96, 2304036), (108, 2048032), (112, 1974888), (123, 1798272), (126, 1755456), (128, 1728027), (144, 1536024), (164, 1348704), (168, 1316592), (189, 1170304), (192, 1152018), (216, 1024016), (223, 991872), (224, 987444), (246, 899136), (252, 877728), (287, 770688), (288, 768012), (328, 674352), (336, 658296), (369, 599424), (378, 585152), (384, 576009), (432, 512008), (446, 495936), (448, 493722), (492, 449568), (504, 438864), (574, 385344), (576, 384006), (656, 337176), (669, 330624), (672, 329148), (738, 299712), (756, 292576), (861, 256896), (864, 256004), (892, 247968), (896, 246861), (984, 224784), (1008, 219432), (1107, 199808), (1148, 192672), (1152, 192003), (1312, 168588), (1338, 165312), (1344, 164574), (1476, 149856), (1512, 146288), (1561, 141696), (1722, 128448), (1728, 128002), (1784, 123984), (1968, 112392), (2007, 110208), (2016, 109716), (2214, 99904), (2296, 96336), (2583, 85632), (2624, 84294), (2676, 82656), (2688, 82287), (2952, 74928), (3024, 73144), (3122, 70848), (3444, 64224), (3456, 64001), (3568, 61992), (3936, 56196), (4014, 55104), (4032, 54858), (4428, 49952), (4592, 48168), (4683, 47232), (5166, 42816), (5248, 42147), (5352, 41328), (5904, 37464), (6021, 36736), (6048, 36572), (6244, 35424), (6888, 32112), (7136, 30996), (7749, 28544), (7872, 28098), (8028, 27552), (8064, 27429), (8856, 24976), (9143, 24192), (9184, 24084), (9366, 23616), (10332, 21408), (10704, 20664), (11808, 18732), (12042, 18368), (12096, 18286), (12488, 17712), (13776, 16056), (14049, 15744), (14272, 15498)]