221564928

素因数分解:

$2^{12}\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1$

素因数の和:132

約数の個数: 208

約数和(自身を含む): 678870080

約数和(自身を除く): 457305152

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 73, 76, 78, 96, 104, 114, 128, 146, 152, 156, 192, 208, 219, 228, 247, 256, 292, 304, 312, 384, 416, 438, 456, 494, 512, 584, 608, 624, 741, 768, 832, 876, 912, 949, 988, 1024, 1168, 1216, 1248, 1387, 1482, 1536, 1664, 1752, 1824, 1898, 1976, 2048, 2336, 2432, 2496, 2774, 2847, 2964, 3072, 3328, 3504, 3648, 3796, 3952, 4096, 4161, 4672, 4864, 4992, 5548, 5694, 5928, 6144, 6656, 7008, 7296, 7592, 7904, 8322, 9344, 9728, 9984, 11096, 11388, 11856, 12288, 13312, 14016, 14592, 15184, 15808, 16644, 18031, 18688, 19456, 19968, 22192, 22776, 23712, 26624, 28032, 29184, 30368, 31616, 33288, 36062, 37376, 38912, 39936, 44384, 45552, 47424, 53248, 54093, 56064, 58368, 60736, 63232, 66576, 72124, 74752, 77824, 79872, 88768, 91104, 94848, 108186, 112128, 116736, 121472, 126464, 133152, 144248, 149504, 159744, 177536, 182208, 189696, 216372, 224256, 233472, 242944, 252928, 266304, 288496, 299008, 355072, 364416, 379392, 432744, 448512, 485888, 505856, 532608, 576992, 710144, 728832, 758784, 865488, 897024, 971776, 1011712, 1065216, 1153984, 1420288, 1457664, 1517568, 1730976, 1943552, 2130432, 2307968, 2840576, 2915328, 3035136, 3461952, 3887104, 4260864, 4615936, 5681152, 5830656, 6923904, 8521728, 9231872, 11661312, 13847808, 17043456, 18463744, 27695616, 36927488, 55391232, 73854976, 110782464, 221564928]

約数ペア:

[(1, 221564928), (2, 110782464), (3, 73854976), (4, 55391232), (6, 36927488), (8, 27695616), (12, 18463744), (13, 17043456), (16, 13847808), (19, 11661312), (24, 9231872), (26, 8521728), (32, 6923904), (38, 5830656), (39, 5681152), (48, 4615936), (52, 4260864), (57, 3887104), (64, 3461952), (73, 3035136), (76, 2915328), (78, 2840576), (96, 2307968), (104, 2130432), (114, 1943552), (128, 1730976), (146, 1517568), (152, 1457664), (156, 1420288), (192, 1153984), (208, 1065216), (219, 1011712), (228, 971776), (247, 897024), (256, 865488), (292, 758784), (304, 728832), (312, 710144), (384, 576992), (416, 532608), (438, 505856), (456, 485888), (494, 448512), (512, 432744), (584, 379392), (608, 364416), (624, 355072), (741, 299008), (768, 288496), (832, 266304), (876, 252928), (912, 242944), (949, 233472), (988, 224256), (1024, 216372), (1168, 189696), (1216, 182208), (1248, 177536), (1387, 159744), (1482, 149504), (1536, 144248), (1664, 133152), (1752, 126464), (1824, 121472), (1898, 116736), (1976, 112128), (2048, 108186), (2336, 94848), (2432, 91104), (2496, 88768), (2774, 79872), (2847, 77824), (2964, 74752), (3072, 72124), (3328, 66576), (3504, 63232), (3648, 60736), (3796, 58368), (3952, 56064), (4096, 54093), (4161, 53248), (4672, 47424), (4864, 45552), (4992, 44384), (5548, 39936), (5694, 38912), (5928, 37376), (6144, 36062), (6656, 33288), (7008, 31616), (7296, 30368), (7592, 29184), (7904, 28032), (8322, 26624), (9344, 23712), (9728, 22776), (9984, 22192), (11096, 19968), (11388, 19456), (11856, 18688), (12288, 18031), (13312, 16644), (14016, 15808), (14592, 15184)]