257217984

素因数分解:

$2^6\times 3^3\times {\mathrm{148853}}^1$

素因数の和:148874

約数の個数: 56

約数和(自身を含む): 756178320

約数和(自身を除く): 498960336

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 32, 36, 48, 54, 64, 72, 96, 108, 144, 192, 216, 288, 432, 576, 864, 1728, 148853, 297706, 446559, 595412, 893118, 1190824, 1339677, 1786236, 2381648, 2679354, 3572472, 4019031, 4763296, 5358708, 7144944, 8038062, 9526592, 10717416, 14289888, 16076124, 21434832, 28579776, 32152248, 42869664, 64304496, 85739328, 128608992, 257217984]

約数ペア:

[(1, 257217984), (2, 128608992), (3, 85739328), (4, 64304496), (6, 42869664), (8, 32152248), (9, 28579776), (12, 21434832), (16, 16076124), (18, 14289888), (24, 10717416), (27, 9526592), (32, 8038062), (36, 7144944), (48, 5358708), (54, 4763296), (64, 4019031), (72, 3572472), (96, 2679354), (108, 2381648), (144, 1786236), (192, 1339677), (216, 1190824), (288, 893118), (432, 595412), (576, 446559), (864, 297706), (1728, 148853)]