680882048

素因数分解:

$2^7\times 7^2\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1$

素因数の和:249

約数の個数: 192

約数和(自身を含む): 1758153600

約数和(自身を除く): 1077271552

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 49, 56, 64, 71, 77, 88, 98, 112, 128, 139, 142, 154, 176, 196, 224, 278, 284, 308, 352, 392, 448, 497, 539, 556, 568, 616, 704, 781, 784, 896, 973, 994, 1078, 1112, 1136, 1232, 1408, 1529, 1562, 1568, 1946, 1988, 2156, 2224, 2272, 2464, 3058, 3124, 3136, 3479, 3892, 3976, 4312, 4448, 4544, 4928, 5467, 6116, 6248, 6272, 6811, 6958, 7784, 7952, 8624, 8896, 9088, 9856, 9869, 10703, 10934, 12232, 12496, 13622, 13916, 15568, 15904, 17248, 17792, 19738, 21406, 21868, 24464, 24992, 27244, 27832, 31136, 31808, 34496, 38269, 39476, 42812, 43736, 48928, 49984, 54488, 55664, 62272, 63616, 68992, 69083, 74921, 76538, 78952, 85624, 87472, 97856, 99968, 108559, 108976, 111328, 124544, 138166, 149842, 153076, 157904, 171248, 174944, 195712, 217118, 217952, 222656, 276332, 299684, 306152, 315808, 342496, 349888, 434236, 435904, 445312, 483581, 552664, 599368, 612304, 631616, 684992, 699776, 759913, 868472, 871808, 967162, 1105328, 1198736, 1224608, 1263232, 1369984, 1519826, 1736944, 1934324, 2210656, 2397472, 2449216, 3039652, 3473888, 3868648, 4421312, 4794944, 4898432, 5319391, 6079304, 6947776, 7737296, 8842624, 9589888, 10638782, 12158608, 13895552, 15474592, 21277564, 24317216, 30949184, 42555128, 48634432, 61898368, 85110256, 97268864, 170220512, 340441024, 680882048]

約数ペア:

[(1, 680882048), (2, 340441024), (4, 170220512), (7, 97268864), (8, 85110256), (11, 61898368), (14, 48634432), (16, 42555128), (22, 30949184), (28, 24317216), (32, 21277564), (44, 15474592), (49, 13895552), (56, 12158608), (64, 10638782), (71, 9589888), (77, 8842624), (88, 7737296), (98, 6947776), (112, 6079304), (128, 5319391), (139, 4898432), (142, 4794944), (154, 4421312), (176, 3868648), (196, 3473888), (224, 3039652), (278, 2449216), (284, 2397472), (308, 2210656), (352, 1934324), (392, 1736944), (448, 1519826), (497, 1369984), (539, 1263232), (556, 1224608), (568, 1198736), (616, 1105328), (704, 967162), (781, 871808), (784, 868472), (896, 759913), (973, 699776), (994, 684992), (1078, 631616), (1112, 612304), (1136, 599368), (1232, 552664), (1408, 483581), (1529, 445312), (1562, 435904), (1568, 434236), (1946, 349888), (1988, 342496), (2156, 315808), (2224, 306152), (2272, 299684), (2464, 276332), (3058, 222656), (3124, 217952), (3136, 217118), (3479, 195712), (3892, 174944), (3976, 171248), (4312, 157904), (4448, 153076), (4544, 149842), (4928, 138166), (5467, 124544), (6116, 111328), (6248, 108976), (6272, 108559), (6811, 99968), (6958, 97856), (7784, 87472), (7952, 85624), (8624, 78952), (8896, 76538), (9088, 74921), (9856, 69083), (9869, 68992), (10703, 63616), (10934, 62272), (12232, 55664), (12496, 54488), (13622, 49984), (13916, 48928), (15568, 43736), (15904, 42812), (17248, 39476), (17792, 38269), (19738, 34496), (21406, 31808), (21868, 31136), (24464, 27832), (24992, 27244)]