315949312

素因数分解:

$2^8\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1123}}^1$

素因数の和:1303

約数の個数: 72

約数和(自身を含む): 725996096

約数和(自身を除く): 410046784

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 157, 224, 256, 314, 448, 628, 896, 1099, 1123, 1256, 1792, 2198, 2246, 2512, 4396, 4492, 5024, 7861, 8792, 8984, 10048, 15722, 17584, 17968, 20096, 31444, 35168, 35936, 40192, 62888, 70336, 71872, 125776, 140672, 143744, 176311, 251552, 281344, 287488, 352622, 503104, 705244, 1006208, 1234177, 1410488, 2012416, 2468354, 2820976, 4936708, 5641952, 9873416, 11283904, 19746832, 22567808, 39493664, 45135616, 78987328, 157974656, 315949312]

約数ペア:

[(1, 315949312), (2, 157974656), (4, 78987328), (7, 45135616), (8, 39493664), (14, 22567808), (16, 19746832), (28, 11283904), (32, 9873416), (56, 5641952), (64, 4936708), (112, 2820976), (128, 2468354), (157, 2012416), (224, 1410488), (256, 1234177), (314, 1006208), (448, 705244), (628, 503104), (896, 352622), (1099, 287488), (1123, 281344), (1256, 251552), (1792, 176311), (2198, 143744), (2246, 140672), (2512, 125776), (4396, 71872), (4492, 70336), (5024, 62888), (7861, 40192), (8792, 35936), (8984, 35168), (10048, 31444), (15722, 20096), (17584, 17968)]