261864064

素因数分解:

$2^7\times 7^1\times {\mathrm{11}}^1\times {\mathrm{163}}^2$

素因数の和:358

約数の個数: 96

約数和(自身を含む): 654423840

約数和(自身を除く): 392559776

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 64, 77, 88, 112, 128, 154, 163, 176, 224, 308, 326, 352, 448, 616, 652, 704, 896, 1141, 1232, 1304, 1408, 1793, 2282, 2464, 2608, 3586, 4564, 4928, 5216, 7172, 9128, 9856, 10432, 12551, 14344, 18256, 20864, 25102, 26569, 28688, 36512, 50204, 53138, 57376, 73024, 100408, 106276, 114752, 146048, 185983, 200816, 212552, 229504, 292259, 371966, 401632, 425104, 584518, 743932, 803264, 850208, 1169036, 1487864, 1606528, 1700416, 2045813, 2338072, 2975728, 3400832, 4091626, 4676144, 5951456, 8183252, 9352288, 11902912, 16366504, 18704576, 23805824, 32733008, 37409152, 65466016, 130932032, 261864064]

約数ペア:

[(1, 261864064), (2, 130932032), (4, 65466016), (7, 37409152), (8, 32733008), (11, 23805824), (14, 18704576), (16, 16366504), (22, 11902912), (28, 9352288), (32, 8183252), (44, 5951456), (56, 4676144), (64, 4091626), (77, 3400832), (88, 2975728), (112, 2338072), (128, 2045813), (154, 1700416), (163, 1606528), (176, 1487864), (224, 1169036), (308, 850208), (326, 803264), (352, 743932), (448, 584518), (616, 425104), (652, 401632), (704, 371966), (896, 292259), (1141, 229504), (1232, 212552), (1304, 200816), (1408, 185983), (1793, 146048), (2282, 114752), (2464, 106276), (2608, 100408), (3586, 73024), (4564, 57376), (4928, 53138), (5216, 50204), (7172, 36512), (9128, 28688), (9856, 26569), (10432, 25102), (12551, 20864), (14344, 18256)]