251155968

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{47}}^1\times {\mathrm{71}}^1$

素因数の和:153

約数の個数: 240

約数和(自身を含む): 806091264

約数和(自身を除く): 554935296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 47, 48, 49, 56, 64, 71, 84, 94, 96, 98, 112, 128, 141, 142, 147, 168, 188, 192, 196, 213, 224, 256, 282, 284, 294, 329, 336, 376, 384, 392, 426, 448, 497, 512, 564, 568, 588, 658, 672, 752, 768, 784, 852, 896, 987, 994, 1128, 1136, 1176, 1316, 1344, 1491, 1504, 1536, 1568, 1704, 1792, 1974, 1988, 2256, 2272, 2303, 2352, 2632, 2688, 2982, 3008, 3136, 3337, 3408, 3479, 3584, 3948, 3976, 4512, 4544, 4606, 4704, 5264, 5376, 5964, 6016, 6272, 6674, 6816, 6909, 6958, 7896, 7952, 9024, 9088, 9212, 9408, 10011, 10437, 10528, 10752, 11928, 12032, 12544, 13348, 13632, 13818, 13916, 15792, 15904, 18048, 18176, 18424, 18816, 20022, 20874, 21056, 23359, 23856, 24064, 25088, 26696, 27264, 27636, 27832, 31584, 31808, 36096, 36352, 36848, 37632, 40044, 41748, 42112, 46718, 47712, 53392, 54528, 55272, 55664, 63168, 63616, 70077, 72192, 73696, 75264, 80088, 83496, 84224, 93436, 95424, 106784, 109056, 110544, 111328, 126336, 127232, 140154, 147392, 160176, 163513, 166992, 168448, 186872, 190848, 213568, 221088, 222656, 252672, 254464, 280308, 294784, 320352, 327026, 333984, 373744, 381696, 427136, 442176, 445312, 490539, 505344, 560616, 589568, 640704, 654052, 667968, 747488, 763392, 854272, 884352, 890624, 981078, 1121232, 1179136, 1281408, 1308104, 1335936, 1494976, 1708544, 1768704, 1781248, 1962156, 2242464, 2562816, 2616208, 2671872, 2989952, 3537408, 3924312, 4484928, 5125632, 5232416, 5343744, 5979904, 7848624, 8969856, 10464832, 11959808, 15697248, 17939712, 20929664, 31394496, 35879424, 41859328, 62788992, 83718656, 125577984, 251155968]

約数ペア:

[(1, 251155968), (2, 125577984), (3, 83718656), (4, 62788992), (6, 41859328), (7, 35879424), (8, 31394496), (12, 20929664), (14, 17939712), (16, 15697248), (21, 11959808), (24, 10464832), (28, 8969856), (32, 7848624), (42, 5979904), (47, 5343744), (48, 5232416), (49, 5125632), (56, 4484928), (64, 3924312), (71, 3537408), (84, 2989952), (94, 2671872), (96, 2616208), (98, 2562816), (112, 2242464), (128, 1962156), (141, 1781248), (142, 1768704), (147, 1708544), (168, 1494976), (188, 1335936), (192, 1308104), (196, 1281408), (213, 1179136), (224, 1121232), (256, 981078), (282, 890624), (284, 884352), (294, 854272), (329, 763392), (336, 747488), (376, 667968), (384, 654052), (392, 640704), (426, 589568), (448, 560616), (497, 505344), (512, 490539), (564, 445312), (568, 442176), (588, 427136), (658, 381696), (672, 373744), (752, 333984), (768, 327026), (784, 320352), (852, 294784), (896, 280308), (987, 254464), (994, 252672), (1128, 222656), (1136, 221088), (1176, 213568), (1316, 190848), (1344, 186872), (1491, 168448), (1504, 166992), (1536, 163513), (1568, 160176), (1704, 147392), (1792, 140154), (1974, 127232), (1988, 126336), (2256, 111328), (2272, 110544), (2303, 109056), (2352, 106784), (2632, 95424), (2688, 93436), (2982, 84224), (3008, 83496), (3136, 80088), (3337, 75264), (3408, 73696), (3479, 72192), (3584, 70077), (3948, 63616), (3976, 63168), (4512, 55664), (4544, 55272), (4606, 54528), (4704, 53392), (5264, 47712), (5376, 46718), (5964, 42112), (6016, 41748), (6272, 40044), (6674, 37632), (6816, 36848), (6909, 36352), (6958, 36096), (7896, 31808), (7952, 31584), (9024, 27832), (9088, 27636), (9212, 27264), (9408, 26696), (10011, 25088), (10437, 24064), (10528, 23856), (10752, 23359), (11928, 21056), (12032, 20874), (12544, 20022), (13348, 18816), (13632, 18424), (13818, 18176), (13916, 18048), (15792, 15904)]