320423936

素因数分解:

$2^{11}\times 7^2\times {\mathrm{31}}^1\times {\mathrm{103}}^1$

素因数の和:170

約数の個数: 144

約数和(自身を含む): 776805120

約数和(自身を除く): 456381184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 49, 56, 62, 64, 98, 103, 112, 124, 128, 196, 206, 217, 224, 248, 256, 392, 412, 434, 448, 496, 512, 721, 784, 824, 868, 896, 992, 1024, 1442, 1519, 1568, 1648, 1736, 1792, 1984, 2048, 2884, 3038, 3136, 3193, 3296, 3472, 3584, 3968, 5047, 5768, 6076, 6272, 6386, 6592, 6944, 7168, 7936, 10094, 11536, 12152, 12544, 12772, 13184, 13888, 14336, 15872, 20188, 22351, 23072, 24304, 25088, 25544, 26368, 27776, 31744, 40376, 44702, 46144, 48608, 50176, 51088, 52736, 55552, 63488, 80752, 89404, 92288, 97216, 100352, 102176, 105472, 111104, 156457, 161504, 178808, 184576, 194432, 204352, 210944, 222208, 312914, 323008, 357616, 369152, 388864, 408704, 444416, 625828, 646016, 715232, 738304, 777728, 817408, 1251656, 1292032, 1430464, 1476608, 1555456, 1634816, 2503312, 2584064, 2860928, 3110912, 3269632, 5006624, 5168128, 5721856, 6539264, 10013248, 10336256, 11443712, 20026496, 22887424, 40052992, 45774848, 80105984, 160211968, 320423936]

約数ペア:

[(1, 320423936), (2, 160211968), (4, 80105984), (7, 45774848), (8, 40052992), (14, 22887424), (16, 20026496), (28, 11443712), (31, 10336256), (32, 10013248), (49, 6539264), (56, 5721856), (62, 5168128), (64, 5006624), (98, 3269632), (103, 3110912), (112, 2860928), (124, 2584064), (128, 2503312), (196, 1634816), (206, 1555456), (217, 1476608), (224, 1430464), (248, 1292032), (256, 1251656), (392, 817408), (412, 777728), (434, 738304), (448, 715232), (496, 646016), (512, 625828), (721, 444416), (784, 408704), (824, 388864), (868, 369152), (896, 357616), (992, 323008), (1024, 312914), (1442, 222208), (1519, 210944), (1568, 204352), (1648, 194432), (1736, 184576), (1792, 178808), (1984, 161504), (2048, 156457), (2884, 111104), (3038, 105472), (3136, 102176), (3193, 100352), (3296, 97216), (3472, 92288), (3584, 89404), (3968, 80752), (5047, 63488), (5768, 55552), (6076, 52736), (6272, 51088), (6386, 50176), (6592, 48608), (6944, 46144), (7168, 44702), (7936, 40376), (10094, 31744), (11536, 27776), (12152, 26368), (12544, 25544), (12772, 25088), (13184, 24304), (13888, 23072), (14336, 22351), (15872, 20188)]