220449992

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{1103}}^1$

素因数の和:1242

約数の個数: 64

約数和(自身を含む): 489646080

約数和(自身を除く): 269196088

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 83, 86, 166, 172, 301, 332, 344, 581, 602, 664, 1103, 1162, 1204, 2206, 2324, 2408, 3569, 4412, 4648, 7138, 7721, 8824, 14276, 15442, 24983, 28552, 30884, 47429, 49966, 61768, 91549, 94858, 99932, 183098, 189716, 199864, 332003, 366196, 379432, 640843, 664006, 732392, 1281686, 1328012, 2563372, 2656024, 3936607, 5126744, 7873214, 15746428, 27556249, 31492856, 55112498, 110224996, 220449992]

約数ペア:

[(1, 220449992), (2, 110224996), (4, 55112498), (7, 31492856), (8, 27556249), (14, 15746428), (28, 7873214), (43, 5126744), (56, 3936607), (83, 2656024), (86, 2563372), (166, 1328012), (172, 1281686), (301, 732392), (332, 664006), (344, 640843), (581, 379432), (602, 366196), (664, 332003), (1103, 199864), (1162, 189716), (1204, 183098), (2206, 99932), (2324, 94858), (2408, 91549), (3569, 61768), (4412, 49966), (4648, 47429), (7138, 30884), (7721, 28552), (8824, 24983), (14276, 15442)]