720285434

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{977}}^1$

素因数の和:1091

約数の個数: 64

約数和(自身を含む): 1297907712

約数和(自身を除く): 577622278

約数列:

[1, 2, 11, 22, 23, 31, 46, 47, 62, 94, 253, 341, 506, 517, 682, 713, 977, 1034, 1081, 1426, 1457, 1954, 2162, 2914, 7843, 10747, 11891, 15686, 16027, 21494, 22471, 23782, 30287, 32054, 33511, 44942, 45919, 60574, 67022, 91838, 247181, 333157, 368621, 494362, 505109, 666314, 696601, 737242, 1010218, 1056137, 1393202, 1423489, 2112274, 2846978, 7662611, 11617507, 15325222, 15658379, 23235014, 31316758, 32740247, 65480494, 360142717, 720285434]

約数ペア:

[(1, 720285434), (2, 360142717), (11, 65480494), (22, 32740247), (23, 31316758), (31, 23235014), (46, 15658379), (47, 15325222), (62, 11617507), (94, 7662611), (253, 2846978), (341, 2112274), (506, 1423489), (517, 1393202), (682, 1056137), (713, 1010218), (977, 737242), (1034, 696601), (1081, 666314), (1426, 505109), (1457, 494362), (1954, 368621), (2162, 333157), (2914, 247181), (7843, 91838), (10747, 67022), (11891, 60574), (15686, 45919), (16027, 44942), (21494, 33511), (22471, 32054), (23782, 30287)]