208905984

素因数分解:

$2^8\times 3^2\times 7^1\times {\mathrm{12953}}^1$

素因数の和:12982

約数の個数: 108

約数和(自身を含む): 688427376

約数和(自身を除く): 479521392

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, 72, 84, 96, 112, 126, 128, 144, 168, 192, 224, 252, 256, 288, 336, 384, 448, 504, 576, 672, 768, 896, 1008, 1152, 1344, 1792, 2016, 2304, 2688, 4032, 5376, 8064, 12953, 16128, 25906, 38859, 51812, 77718, 90671, 103624, 116577, 155436, 181342, 207248, 233154, 272013, 310872, 362684, 414496, 466308, 544026, 621744, 725368, 816039, 828992, 932616, 1088052, 1243488, 1450736, 1632078, 1657984, 1865232, 2176104, 2486976, 2901472, 3264156, 3315968, 3730464, 4352208, 4973952, 5802944, 6528312, 7460928, 8704416, 9947904, 11605888, 13056624, 14921856, 17408832, 23211776, 26113248, 29843712, 34817664, 52226496, 69635328, 104452992, 208905984]

約数ペア:

[(1, 208905984), (2, 104452992), (3, 69635328), (4, 52226496), (6, 34817664), (7, 29843712), (8, 26113248), (9, 23211776), (12, 17408832), (14, 14921856), (16, 13056624), (18, 11605888), (21, 9947904), (24, 8704416), (28, 7460928), (32, 6528312), (36, 5802944), (42, 4973952), (48, 4352208), (56, 3730464), (63, 3315968), (64, 3264156), (72, 2901472), (84, 2486976), (96, 2176104), (112, 1865232), (126, 1657984), (128, 1632078), (144, 1450736), (168, 1243488), (192, 1088052), (224, 932616), (252, 828992), (256, 816039), (288, 725368), (336, 621744), (384, 544026), (448, 466308), (504, 414496), (576, 362684), (672, 310872), (768, 272013), (896, 233154), (1008, 207248), (1152, 181342), (1344, 155436), (1792, 116577), (2016, 103624), (2304, 90671), (2688, 77718), (4032, 51812), (5376, 38859), (8064, 25906), (12953, 16128)]