221001984

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{193}}^1$

素因数の和:293

約数の個数: 216

約数和(自身を含む): 742315392

約数和(自身を除く): 521313408

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 71, 72, 84, 96, 112, 126, 128, 142, 144, 168, 192, 193, 213, 224, 252, 256, 284, 288, 336, 384, 386, 426, 448, 497, 504, 568, 576, 579, 639, 672, 768, 772, 852, 896, 994, 1008, 1136, 1152, 1158, 1278, 1344, 1351, 1491, 1544, 1704, 1737, 1792, 1988, 2016, 2272, 2304, 2316, 2556, 2688, 2702, 2982, 3088, 3408, 3474, 3976, 4032, 4053, 4473, 4544, 4632, 5112, 5376, 5404, 5964, 6176, 6816, 6948, 7952, 8064, 8106, 8946, 9088, 9264, 10224, 10808, 11928, 12159, 12352, 13632, 13703, 13896, 15904, 16128, 16212, 17892, 18176, 18528, 20448, 21616, 23856, 24318, 24704, 27264, 27406, 27792, 31808, 32424, 35784, 37056, 40896, 41109, 43232, 47712, 48636, 49408, 54528, 54812, 55584, 63616, 64848, 71568, 74112, 81792, 82218, 86464, 95424, 95921, 97272, 109624, 111168, 123327, 127232, 129696, 143136, 148224, 163584, 164436, 172928, 190848, 191842, 194544, 219248, 222336, 246654, 259392, 286272, 287763, 328872, 345856, 381696, 383684, 389088, 438496, 444672, 493308, 518784, 572544, 575526, 657744, 767368, 778176, 863289, 876992, 986616, 1037568, 1145088, 1151052, 1315488, 1534736, 1556352, 1726578, 1753984, 1973232, 2302104, 2630976, 3069472, 3112704, 3453156, 3507968, 3946464, 4604208, 5261952, 6138944, 6906312, 7892928, 9208416, 10523904, 12277888, 13812624, 15785856, 18416832, 24555776, 27625248, 31571712, 36833664, 55250496, 73667328, 110500992, 221001984]

約数ペア:

[(1, 221001984), (2, 110500992), (3, 73667328), (4, 55250496), (6, 36833664), (7, 31571712), (8, 27625248), (9, 24555776), (12, 18416832), (14, 15785856), (16, 13812624), (18, 12277888), (21, 10523904), (24, 9208416), (28, 7892928), (32, 6906312), (36, 6138944), (42, 5261952), (48, 4604208), (56, 3946464), (63, 3507968), (64, 3453156), (71, 3112704), (72, 3069472), (84, 2630976), (96, 2302104), (112, 1973232), (126, 1753984), (128, 1726578), (142, 1556352), (144, 1534736), (168, 1315488), (192, 1151052), (193, 1145088), (213, 1037568), (224, 986616), (252, 876992), (256, 863289), (284, 778176), (288, 767368), (336, 657744), (384, 575526), (386, 572544), (426, 518784), (448, 493308), (497, 444672), (504, 438496), (568, 389088), (576, 383684), (579, 381696), (639, 345856), (672, 328872), (768, 287763), (772, 286272), (852, 259392), (896, 246654), (994, 222336), (1008, 219248), (1136, 194544), (1152, 191842), (1158, 190848), (1278, 172928), (1344, 164436), (1351, 163584), (1491, 148224), (1544, 143136), (1704, 129696), (1737, 127232), (1792, 123327), (1988, 111168), (2016, 109624), (2272, 97272), (2304, 95921), (2316, 95424), (2556, 86464), (2688, 82218), (2702, 81792), (2982, 74112), (3088, 71568), (3408, 64848), (3474, 63616), (3976, 55584), (4032, 54812), (4053, 54528), (4473, 49408), (4544, 48636), (4632, 47712), (5112, 43232), (5376, 41109), (5404, 40896), (5964, 37056), (6176, 35784), (6816, 32424), (6948, 31808), (7952, 27792), (8064, 27406), (8106, 27264), (8946, 24704), (9088, 24318), (9264, 23856), (10224, 21616), (10808, 20448), (11928, 18528), (12159, 18176), (12352, 17892), (13632, 16212), (13703, 16128), (13896, 15904)]