251086976

素因数分解:

$2^7\times 7^4\times {\mathrm{19}}^1\times {\mathrm{43}}^1$

素因数の和:104

約数の個数: 160

約数和(自身を含む): 628544400

約数和(自身を除く): 377457424

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 43, 49, 56, 64, 76, 86, 98, 112, 128, 133, 152, 172, 196, 224, 266, 301, 304, 343, 344, 392, 448, 532, 602, 608, 686, 688, 784, 817, 896, 931, 1064, 1204, 1216, 1372, 1376, 1568, 1634, 1862, 2107, 2128, 2401, 2408, 2432, 2744, 2752, 3136, 3268, 3724, 4214, 4256, 4802, 4816, 5488, 5504, 5719, 6272, 6517, 6536, 7448, 8428, 8512, 9604, 9632, 10976, 11438, 13034, 13072, 14749, 14896, 16856, 17024, 19208, 19264, 21952, 22876, 26068, 26144, 29498, 29792, 33712, 38416, 38528, 40033, 43904, 45619, 45752, 52136, 52288, 58996, 59584, 67424, 76832, 80066, 91238, 91504, 103243, 104272, 104576, 117992, 119168, 134848, 153664, 160132, 182476, 183008, 206486, 208544, 235984, 269696, 280231, 307328, 320264, 364952, 366016, 412972, 417088, 471968, 560462, 640528, 729904, 732032, 825944, 834176, 943936, 1120924, 1281056, 1459808, 1651888, 1887872, 1961617, 2241848, 2562112, 2919616, 3303776, 3923234, 4483696, 5124224, 5839232, 6607552, 7846468, 8967392, 13215104, 15692936, 17934784, 31385872, 35869568, 62771744, 125543488, 251086976]

約数ペア:

[(1, 251086976), (2, 125543488), (4, 62771744), (7, 35869568), (8, 31385872), (14, 17934784), (16, 15692936), (19, 13215104), (28, 8967392), (32, 7846468), (38, 6607552), (43, 5839232), (49, 5124224), (56, 4483696), (64, 3923234), (76, 3303776), (86, 2919616), (98, 2562112), (112, 2241848), (128, 1961617), (133, 1887872), (152, 1651888), (172, 1459808), (196, 1281056), (224, 1120924), (266, 943936), (301, 834176), (304, 825944), (343, 732032), (344, 729904), (392, 640528), (448, 560462), (532, 471968), (602, 417088), (608, 412972), (686, 366016), (688, 364952), (784, 320264), (817, 307328), (896, 280231), (931, 269696), (1064, 235984), (1204, 208544), (1216, 206486), (1372, 183008), (1376, 182476), (1568, 160132), (1634, 153664), (1862, 134848), (2107, 119168), (2128, 117992), (2401, 104576), (2408, 104272), (2432, 103243), (2744, 91504), (2752, 91238), (3136, 80066), (3268, 76832), (3724, 67424), (4214, 59584), (4256, 58996), (4802, 52288), (4816, 52136), (5488, 45752), (5504, 45619), (5719, 43904), (6272, 40033), (6517, 38528), (6536, 38416), (7448, 33712), (8428, 29792), (8512, 29498), (9604, 26144), (9632, 26068), (10976, 22876), (11438, 21952), (13034, 19264), (13072, 19208), (14749, 17024), (14896, 16856)]