208907776

素因数分解:

$2^9\times 7^2\times {\mathrm{11}}^1\times {\mathrm{757}}^1$

素因数の和:800

約数の個数: 120

約数和(自身を含む): 530396856

約数和(自身を除く): 321489080

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 77, 88, 98, 112, 128, 154, 176, 196, 224, 256, 308, 352, 392, 448, 512, 539, 616, 704, 757, 784, 896, 1078, 1232, 1408, 1514, 1568, 1792, 2156, 2464, 2816, 3028, 3136, 3584, 4312, 4928, 5299, 5632, 6056, 6272, 8327, 8624, 9856, 10598, 12112, 12544, 16654, 17248, 19712, 21196, 24224, 25088, 33308, 34496, 37093, 39424, 42392, 48448, 58289, 66616, 68992, 74186, 84784, 96896, 116578, 133232, 137984, 148372, 169568, 193792, 233156, 266464, 275968, 296744, 339136, 387584, 408023, 466312, 532928, 593488, 678272, 816046, 932624, 1065856, 1186976, 1356544, 1632092, 1865248, 2131712, 2373952, 2713088, 3264184, 3730496, 4263424, 4747904, 6528368, 7460992, 9495808, 13056736, 14921984, 18991616, 26113472, 29843968, 52226944, 104453888, 208907776]

約数ペア:

[(1, 208907776), (2, 104453888), (4, 52226944), (7, 29843968), (8, 26113472), (11, 18991616), (14, 14921984), (16, 13056736), (22, 9495808), (28, 7460992), (32, 6528368), (44, 4747904), (49, 4263424), (56, 3730496), (64, 3264184), (77, 2713088), (88, 2373952), (98, 2131712), (112, 1865248), (128, 1632092), (154, 1356544), (176, 1186976), (196, 1065856), (224, 932624), (256, 816046), (308, 678272), (352, 593488), (392, 532928), (448, 466312), (512, 408023), (539, 387584), (616, 339136), (704, 296744), (757, 275968), (784, 266464), (896, 233156), (1078, 193792), (1232, 169568), (1408, 148372), (1514, 137984), (1568, 133232), (1792, 116578), (2156, 96896), (2464, 84784), (2816, 74186), (3028, 68992), (3136, 66616), (3584, 58289), (4312, 48448), (4928, 42392), (5299, 39424), (5632, 37093), (6056, 34496), (6272, 33308), (8327, 25088), (8624, 24224), (9856, 21196), (10598, 19712), (12112, 17248), (12544, 16654)]