279270208

素因数分解:

$2^6\times 7^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1$

素因数の和:197

約数の個数: 168

約数和(自身を含む): 700735200

約数和(自身を除く): 421464992

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 43, 49, 56, 64, 76, 86, 98, 109, 112, 133, 152, 172, 196, 218, 224, 266, 301, 304, 344, 392, 436, 448, 532, 602, 608, 688, 763, 784, 817, 872, 931, 1064, 1204, 1216, 1376, 1526, 1568, 1634, 1744, 1862, 2071, 2107, 2128, 2408, 2752, 3052, 3136, 3268, 3488, 3724, 4142, 4214, 4256, 4687, 4816, 5341, 5719, 6104, 6536, 6976, 7448, 8284, 8428, 8512, 9374, 9632, 10682, 11438, 12208, 13072, 14497, 14896, 16568, 16856, 18748, 19264, 21364, 22876, 24416, 26144, 28994, 29792, 32809, 33136, 33712, 37496, 40033, 42728, 45752, 48832, 52288, 57988, 59584, 65618, 66272, 67424, 74992, 80066, 85456, 89053, 91504, 101479, 115976, 131236, 132544, 134848, 149984, 160132, 170912, 178106, 183008, 202958, 229663, 231952, 262472, 299968, 320264, 341824, 356212, 366016, 405916, 459326, 463904, 524944, 623371, 640528, 712424, 811832, 918652, 927808, 1049888, 1246742, 1281056, 1424848, 1623664, 1837304, 2099776, 2493484, 2562112, 2849696, 3247328, 3674608, 4363597, 4986968, 5699392, 6494656, 7349216, 8727194, 9973936, 14698432, 17454388, 19947872, 34908776, 39895744, 69817552, 139635104, 279270208]

約数ペア:

[(1, 279270208), (2, 139635104), (4, 69817552), (7, 39895744), (8, 34908776), (14, 19947872), (16, 17454388), (19, 14698432), (28, 9973936), (32, 8727194), (38, 7349216), (43, 6494656), (49, 5699392), (56, 4986968), (64, 4363597), (76, 3674608), (86, 3247328), (98, 2849696), (109, 2562112), (112, 2493484), (133, 2099776), (152, 1837304), (172, 1623664), (196, 1424848), (218, 1281056), (224, 1246742), (266, 1049888), (301, 927808), (304, 918652), (344, 811832), (392, 712424), (436, 640528), (448, 623371), (532, 524944), (602, 463904), (608, 459326), (688, 405916), (763, 366016), (784, 356212), (817, 341824), (872, 320264), (931, 299968), (1064, 262472), (1204, 231952), (1216, 229663), (1376, 202958), (1526, 183008), (1568, 178106), (1634, 170912), (1744, 160132), (1862, 149984), (2071, 134848), (2107, 132544), (2128, 131236), (2408, 115976), (2752, 101479), (3052, 91504), (3136, 89053), (3268, 85456), (3488, 80066), (3724, 74992), (4142, 67424), (4214, 66272), (4256, 65618), (4687, 59584), (4816, 57988), (5341, 52288), (5719, 48832), (6104, 45752), (6536, 42728), (6976, 40033), (7448, 37496), (8284, 33712), (8428, 33136), (8512, 32809), (9374, 29792), (9632, 28994), (10682, 26144), (11438, 24416), (12208, 22876), (13072, 21364), (14497, 19264), (14896, 18748), (16568, 16856)]