128420976

素因数分解:

$2^4\times 3^1\times {\mathrm{157}}^1\times {\mathrm{17041}}^1$

素因数の和:17209

約数の個数: 40

約数和(自身を含む): 333886864

約数和(自身を除く): 205465888

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 157, 314, 471, 628, 942, 1256, 1884, 2512, 3768, 7536, 17041, 34082, 51123, 68164, 102246, 136328, 204492, 272656, 408984, 817968, 2675437, 5350874, 8026311, 10701748, 16052622, 21403496, 32105244, 42806992, 64210488, 128420976]

約数ペア:

[(1, 128420976), (2, 64210488), (3, 42806992), (4, 32105244), (6, 21403496), (8, 16052622), (12, 10701748), (16, 8026311), (24, 5350874), (48, 2675437), (157, 817968), (314, 408984), (471, 272656), (628, 204492), (942, 136328), (1256, 102246), (1884, 68164), (2512, 51123), (3768, 34082), (7536, 17041)]