321728512

素因数分解:

$2^{12}\times 7^3\times {\mathrm{229}}^1$

素因数の和:274

約数の個数: 104

約数和(自身を含む): 753572000

約数和(自身を除く): 431843488

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 229, 256, 343, 392, 448, 458, 512, 686, 784, 896, 916, 1024, 1372, 1568, 1603, 1792, 1832, 2048, 2744, 3136, 3206, 3584, 3664, 4096, 5488, 6272, 6412, 7168, 7328, 10976, 11221, 12544, 12824, 14336, 14656, 21952, 22442, 25088, 25648, 28672, 29312, 43904, 44884, 50176, 51296, 58624, 78547, 87808, 89768, 100352, 102592, 117248, 157094, 175616, 179536, 200704, 205184, 234496, 314188, 351232, 359072, 410368, 468992, 628376, 702464, 718144, 820736, 937984, 1256752, 1404928, 1436288, 1641472, 2513504, 2872576, 3282944, 5027008, 5745152, 6565888, 10054016, 11490304, 20108032, 22980608, 40216064, 45961216, 80432128, 160864256, 321728512]

約数ペア:

[(1, 321728512), (2, 160864256), (4, 80432128), (7, 45961216), (8, 40216064), (14, 22980608), (16, 20108032), (28, 11490304), (32, 10054016), (49, 6565888), (56, 5745152), (64, 5027008), (98, 3282944), (112, 2872576), (128, 2513504), (196, 1641472), (224, 1436288), (229, 1404928), (256, 1256752), (343, 937984), (392, 820736), (448, 718144), (458, 702464), (512, 628376), (686, 468992), (784, 410368), (896, 359072), (916, 351232), (1024, 314188), (1372, 234496), (1568, 205184), (1603, 200704), (1792, 179536), (1832, 175616), (2048, 157094), (2744, 117248), (3136, 102592), (3206, 100352), (3584, 89768), (3664, 87808), (4096, 78547), (5488, 58624), (6272, 51296), (6412, 50176), (7168, 44884), (7328, 43904), (10976, 29312), (11221, 28672), (12544, 25648), (12824, 25088), (14336, 22442), (14656, 21952)]