319131904

素因数分解:

$2^8\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1$

素因数の和:165

約数の個数: 216

約数和(自身を含む): 848178240

約数和(自身を除く): 529046336

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 19, 26, 28, 32, 38, 49, 52, 56, 64, 76, 91, 98, 103, 104, 112, 128, 133, 152, 182, 196, 206, 208, 224, 247, 256, 266, 304, 364, 392, 412, 416, 448, 494, 532, 608, 637, 721, 728, 784, 824, 832, 896, 931, 988, 1064, 1216, 1274, 1339, 1442, 1456, 1568, 1648, 1664, 1729, 1792, 1862, 1957, 1976, 2128, 2432, 2548, 2678, 2884, 2912, 3136, 3296, 3328, 3458, 3724, 3914, 3952, 4256, 4864, 5047, 5096, 5356, 5768, 5824, 6272, 6592, 6916, 7448, 7828, 7904, 8512, 9373, 10094, 10192, 10712, 11536, 11648, 12103, 12544, 13184, 13699, 13832, 14896, 15656, 15808, 17024, 18746, 20188, 20384, 21424, 23072, 23296, 24206, 25441, 26368, 27398, 27664, 29792, 31312, 31616, 34048, 37492, 40376, 40768, 42848, 46144, 48412, 50882, 54796, 55328, 59584, 62624, 63232, 65611, 74984, 80752, 81536, 85696, 92288, 95893, 96824, 101764, 109592, 110656, 119168, 125248, 131222, 149968, 161504, 163072, 171392, 178087, 184576, 191786, 193648, 203528, 219184, 221312, 238336, 250496, 262444, 299936, 323008, 342784, 356174, 383572, 387296, 407056, 438368, 442624, 500992, 524888, 599872, 646016, 712348, 767144, 774592, 814112, 876736, 1049776, 1199744, 1246609, 1292032, 1424696, 1534288, 1549184, 1628224, 1753472, 2099552, 2399488, 2493218, 2849392, 3068576, 3098368, 3256448, 3506944, 4199104, 4986436, 5698784, 6137152, 6512896, 8398208, 9972872, 11397568, 12274304, 16796416, 19945744, 22795136, 24548608, 39891488, 45590272, 79782976, 159565952, 319131904]

約数ペア:

[(1, 319131904), (2, 159565952), (4, 79782976), (7, 45590272), (8, 39891488), (13, 24548608), (14, 22795136), (16, 19945744), (19, 16796416), (26, 12274304), (28, 11397568), (32, 9972872), (38, 8398208), (49, 6512896), (52, 6137152), (56, 5698784), (64, 4986436), (76, 4199104), (91, 3506944), (98, 3256448), (103, 3098368), (104, 3068576), (112, 2849392), (128, 2493218), (133, 2399488), (152, 2099552), (182, 1753472), (196, 1628224), (206, 1549184), (208, 1534288), (224, 1424696), (247, 1292032), (256, 1246609), (266, 1199744), (304, 1049776), (364, 876736), (392, 814112), (412, 774592), (416, 767144), (448, 712348), (494, 646016), (532, 599872), (608, 524888), (637, 500992), (721, 442624), (728, 438368), (784, 407056), (824, 387296), (832, 383572), (896, 356174), (931, 342784), (988, 323008), (1064, 299936), (1216, 262444), (1274, 250496), (1339, 238336), (1442, 221312), (1456, 219184), (1568, 203528), (1648, 193648), (1664, 191786), (1729, 184576), (1792, 178087), (1862, 171392), (1957, 163072), (1976, 161504), (2128, 149968), (2432, 131222), (2548, 125248), (2678, 119168), (2884, 110656), (2912, 109592), (3136, 101764), (3296, 96824), (3328, 95893), (3458, 92288), (3724, 85696), (3914, 81536), (3952, 80752), (4256, 74984), (4864, 65611), (5047, 63232), (5096, 62624), (5356, 59584), (5768, 55328), (5824, 54796), (6272, 50882), (6592, 48412), (6916, 46144), (7448, 42848), (7828, 40768), (7904, 40376), (8512, 37492), (9373, 34048), (10094, 31616), (10192, 31312), (10712, 29792), (11536, 27664), (11648, 27398), (12103, 26368), (12544, 25441), (13184, 24206), (13699, 23296), (13832, 23072), (14896, 21424), (15656, 20384), (15808, 20188), (17024, 18746)]