221520768

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{193}}^1$

素因数の和:285

約数の個数: 192

約数和(自身を含む): 699307920

約数和(自身を除く): 477787152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 61, 64, 84, 96, 98, 112, 122, 128, 147, 168, 183, 192, 193, 196, 224, 244, 294, 336, 366, 384, 386, 392, 427, 448, 488, 579, 588, 672, 732, 772, 784, 854, 896, 976, 1158, 1176, 1281, 1344, 1351, 1464, 1544, 1568, 1708, 1952, 2316, 2352, 2562, 2688, 2702, 2928, 2989, 3088, 3136, 3416, 3904, 4053, 4632, 4704, 5124, 5404, 5856, 5978, 6176, 6272, 6832, 7808, 8106, 8967, 9264, 9408, 9457, 10248, 10808, 11712, 11773, 11956, 12352, 13664, 16212, 17934, 18528, 18816, 18914, 20496, 21616, 23424, 23546, 23912, 24704, 27328, 28371, 32424, 35319, 35868, 37056, 37828, 40992, 43232, 47092, 47824, 54656, 56742, 64848, 70638, 71736, 74112, 75656, 81984, 82411, 86464, 94184, 95648, 113484, 129696, 141276, 143472, 151312, 163968, 164822, 172928, 188368, 191296, 226968, 247233, 259392, 282552, 286944, 302624, 329644, 376736, 382592, 453936, 494466, 518784, 565104, 573888, 576877, 605248, 659288, 753472, 907872, 988932, 1130208, 1147776, 1153754, 1210496, 1318576, 1506944, 1730631, 1815744, 1977864, 2260416, 2307508, 2637152, 3461262, 3631488, 3955728, 4520832, 4615016, 5274304, 6922524, 7911456, 9230032, 10548608, 13845048, 15822912, 18460064, 27690096, 31645824, 36920128, 55380192, 73840256, 110760384, 221520768]

約数ペア:

[(1, 221520768), (2, 110760384), (3, 73840256), (4, 55380192), (6, 36920128), (7, 31645824), (8, 27690096), (12, 18460064), (14, 15822912), (16, 13845048), (21, 10548608), (24, 9230032), (28, 7911456), (32, 6922524), (42, 5274304), (48, 4615016), (49, 4520832), (56, 3955728), (61, 3631488), (64, 3461262), (84, 2637152), (96, 2307508), (98, 2260416), (112, 1977864), (122, 1815744), (128, 1730631), (147, 1506944), (168, 1318576), (183, 1210496), (192, 1153754), (193, 1147776), (196, 1130208), (224, 988932), (244, 907872), (294, 753472), (336, 659288), (366, 605248), (384, 576877), (386, 573888), (392, 565104), (427, 518784), (448, 494466), (488, 453936), (579, 382592), (588, 376736), (672, 329644), (732, 302624), (772, 286944), (784, 282552), (854, 259392), (896, 247233), (976, 226968), (1158, 191296), (1176, 188368), (1281, 172928), (1344, 164822), (1351, 163968), (1464, 151312), (1544, 143472), (1568, 141276), (1708, 129696), (1952, 113484), (2316, 95648), (2352, 94184), (2562, 86464), (2688, 82411), (2702, 81984), (2928, 75656), (2989, 74112), (3088, 71736), (3136, 70638), (3416, 64848), (3904, 56742), (4053, 54656), (4632, 47824), (4704, 47092), (5124, 43232), (5404, 40992), (5856, 37828), (5978, 37056), (6176, 35868), (6272, 35319), (6832, 32424), (7808, 28371), (8106, 27328), (8967, 24704), (9264, 23912), (9408, 23546), (9457, 23424), (10248, 21616), (10808, 20496), (11712, 18914), (11773, 18816), (11956, 18528), (12352, 17934), (13664, 16212)]