273186280

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{157}}^1\times {\mathrm{1061}}^1$

素因数の和:1270

約数の個数: 64

約数和(自身を含む): 634268880

約数和(自身を除く): 361082600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 157, 164, 205, 314, 328, 410, 628, 785, 820, 1061, 1256, 1570, 1640, 2122, 3140, 4244, 5305, 6280, 6437, 8488, 10610, 12874, 21220, 25748, 32185, 42440, 43501, 51496, 64370, 87002, 128740, 166577, 174004, 217505, 257480, 333154, 348008, 435010, 666308, 832885, 870020, 1332616, 1665770, 1740040, 3331540, 6663080, 6829657, 13659314, 27318628, 34148285, 54637256, 68296570, 136593140, 273186280]

約数ペア:

[(1, 273186280), (2, 136593140), (4, 68296570), (5, 54637256), (8, 34148285), (10, 27318628), (20, 13659314), (40, 6829657), (41, 6663080), (82, 3331540), (157, 1740040), (164, 1665770), (205, 1332616), (314, 870020), (328, 832885), (410, 666308), (628, 435010), (785, 348008), (820, 333154), (1061, 257480), (1256, 217505), (1570, 174004), (1640, 166577), (2122, 128740), (3140, 87002), (4244, 64370), (5305, 51496), (6280, 43501), (6437, 42440), (8488, 32185), (10610, 25748), (12874, 21220)]