263850496

素因数分解:

$2^9\times 7^2\times {\mathrm{13}}^1\times {\mathrm{809}}^1$

素因数の和:854

約数の個数: 120

約数和(自身を含む): 661246740

約数和(自身を除く): 397396244

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 49, 52, 56, 64, 91, 98, 104, 112, 128, 182, 196, 208, 224, 256, 364, 392, 416, 448, 512, 637, 728, 784, 809, 832, 896, 1274, 1456, 1568, 1618, 1664, 1792, 2548, 2912, 3136, 3236, 3328, 3584, 5096, 5663, 5824, 6272, 6472, 6656, 10192, 10517, 11326, 11648, 12544, 12944, 20384, 21034, 22652, 23296, 25088, 25888, 39641, 40768, 42068, 45304, 46592, 51776, 73619, 79282, 81536, 84136, 90608, 103552, 147238, 158564, 163072, 168272, 181216, 207104, 294476, 317128, 326144, 336544, 362432, 414208, 515333, 588952, 634256, 673088, 724864, 1030666, 1177904, 1268512, 1346176, 1449728, 2061332, 2355808, 2537024, 2692352, 2899456, 4122664, 4711616, 5074048, 5384704, 8245328, 9423232, 10148096, 16490656, 18846464, 20296192, 32981312, 37692928, 65962624, 131925248, 263850496]

約数ペア:

[(1, 263850496), (2, 131925248), (4, 65962624), (7, 37692928), (8, 32981312), (13, 20296192), (14, 18846464), (16, 16490656), (26, 10148096), (28, 9423232), (32, 8245328), (49, 5384704), (52, 5074048), (56, 4711616), (64, 4122664), (91, 2899456), (98, 2692352), (104, 2537024), (112, 2355808), (128, 2061332), (182, 1449728), (196, 1346176), (208, 1268512), (224, 1177904), (256, 1030666), (364, 724864), (392, 673088), (416, 634256), (448, 588952), (512, 515333), (637, 414208), (728, 362432), (784, 336544), (809, 326144), (832, 317128), (896, 294476), (1274, 207104), (1456, 181216), (1568, 168272), (1618, 163072), (1664, 158564), (1792, 147238), (2548, 103552), (2912, 90608), (3136, 84136), (3236, 81536), (3328, 79282), (3584, 73619), (5096, 51776), (5663, 46592), (5824, 45304), (6272, 42068), (6472, 40768), (6656, 39641), (10192, 25888), (10517, 25088), (11326, 23296), (11648, 22652), (12544, 21034), (12944, 20384)]