260597200

素因数分解:

$2^4\times 5^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:309

約数の個数: 120

約数和(自身を含む): 651173600

約数和(自身を除く): 390576400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 43, 50, 80, 86, 100, 109, 139, 172, 200, 215, 218, 278, 344, 400, 430, 436, 545, 556, 688, 695, 860, 872, 1075, 1090, 1112, 1390, 1720, 1744, 2150, 2180, 2224, 2725, 2780, 3440, 3475, 4300, 4360, 4687, 5450, 5560, 5977, 6950, 8600, 8720, 9374, 10900, 11120, 11954, 13900, 15151, 17200, 18748, 21800, 23435, 23908, 27800, 29885, 30302, 37496, 43600, 46870, 47816, 55600, 59770, 60604, 74992, 75755, 93740, 95632, 117175, 119540, 121208, 149425, 151510, 187480, 234350, 239080, 242416, 298850, 303020, 374960, 378775, 468700, 478160, 597700, 606040, 651493, 757550, 937400, 1195400, 1212080, 1302986, 1515100, 1874800, 2390800, 2605972, 3030200, 3257465, 5211944, 6060400, 6514930, 10423888, 13029860, 16287325, 26059720, 32574650, 52119440, 65149300, 130298600, 260597200]

約数ペア:

[(1, 260597200), (2, 130298600), (4, 65149300), (5, 52119440), (8, 32574650), (10, 26059720), (16, 16287325), (20, 13029860), (25, 10423888), (40, 6514930), (43, 6060400), (50, 5211944), (80, 3257465), (86, 3030200), (100, 2605972), (109, 2390800), (139, 1874800), (172, 1515100), (200, 1302986), (215, 1212080), (218, 1195400), (278, 937400), (344, 757550), (400, 651493), (430, 606040), (436, 597700), (545, 478160), (556, 468700), (688, 378775), (695, 374960), (860, 303020), (872, 298850), (1075, 242416), (1090, 239080), (1112, 234350), (1390, 187480), (1720, 151510), (1744, 149425), (2150, 121208), (2180, 119540), (2224, 117175), (2725, 95632), (2780, 93740), (3440, 75755), (3475, 74992), (4300, 60604), (4360, 59770), (4687, 55600), (5450, 47816), (5560, 46870), (5977, 43600), (6950, 37496), (8600, 30302), (8720, 29885), (9374, 27800), (10900, 23908), (11120, 23435), (11954, 21800), (13900, 18748), (15151, 17200)]