178996876

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{73}}^1\times {\mathrm{107}}^1\times {\mathrm{337}}^1$

素因数の和:538

約数の個数: 48

約数和(自身を含む): 340363296

約数和(自身を除く): 161366420

約数列:

[1, 2, 4, 17, 34, 68, 73, 107, 146, 214, 292, 337, 428, 674, 1241, 1348, 1819, 2482, 3638, 4964, 5729, 7276, 7811, 11458, 15622, 22916, 24601, 31244, 36059, 49202, 72118, 98404, 132787, 144236, 265574, 418217, 531148, 613003, 836434, 1226006, 1672868, 2452012, 2632307, 5264614, 10529228, 44749219, 89498438, 178996876]

約数ペア:

[(1, 178996876), (2, 89498438), (4, 44749219), (17, 10529228), (34, 5264614), (68, 2632307), (73, 2452012), (107, 1672868), (146, 1226006), (214, 836434), (292, 613003), (337, 531148), (428, 418217), (674, 265574), (1241, 144236), (1348, 132787), (1819, 98404), (2482, 72118), (3638, 49202), (4964, 36059), (5729, 31244), (7276, 24601), (7811, 22916), (11458, 15622)]