179969090

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1\times {\mathrm{859}}^1$

素因数の和:987

約数の個数: 64

約数和(自身を含む): 384894720

約数和(自身を除く): 204925630

約数列:

[1, 2, 5, 7, 10, 14, 35, 41, 70, 73, 82, 146, 205, 287, 365, 410, 511, 574, 730, 859, 1022, 1435, 1718, 2555, 2870, 2993, 4295, 5110, 5986, 6013, 8590, 12026, 14965, 20951, 29930, 30065, 35219, 41902, 60130, 62707, 70438, 104755, 125414, 176095, 209510, 246533, 313535, 352190, 438949, 493066, 627070, 877898, 1232665, 2194745, 2465330, 2570987, 4389490, 5141974, 12854935, 17996909, 25709870, 35993818, 89984545, 179969090]

約数ペア:

[(1, 179969090), (2, 89984545), (5, 35993818), (7, 25709870), (10, 17996909), (14, 12854935), (35, 5141974), (41, 4389490), (70, 2570987), (73, 2465330), (82, 2194745), (146, 1232665), (205, 877898), (287, 627070), (365, 493066), (410, 438949), (511, 352190), (574, 313535), (730, 246533), (859, 209510), (1022, 176095), (1435, 125414), (1718, 104755), (2555, 70438), (2870, 62707), (2993, 60130), (4295, 41902), (5110, 35219), (5986, 30065), (6013, 29930), (8590, 20951), (12026, 14965)]