31271664

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:302

約数の個数: 80

約数和(自身を含む): 84022400

約数和(自身を除く): 52750736

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 109, 129, 139, 172, 218, 258, 278, 327, 344, 417, 436, 516, 556, 654, 688, 834, 872, 1032, 1112, 1308, 1668, 1744, 2064, 2224, 2616, 3336, 4687, 5232, 5977, 6672, 9374, 11954, 14061, 15151, 17931, 18748, 23908, 28122, 30302, 35862, 37496, 45453, 47816, 56244, 60604, 71724, 74992, 90906, 95632, 112488, 121208, 143448, 181812, 224976, 242416, 286896, 363624, 651493, 727248, 1302986, 1954479, 2605972, 3908958, 5211944, 7817916, 10423888, 15635832, 31271664]

約数ペア:

[(1, 31271664), (2, 15635832), (3, 10423888), (4, 7817916), (6, 5211944), (8, 3908958), (12, 2605972), (16, 1954479), (24, 1302986), (43, 727248), (48, 651493), (86, 363624), (109, 286896), (129, 242416), (139, 224976), (172, 181812), (218, 143448), (258, 121208), (278, 112488), (327, 95632), (344, 90906), (417, 74992), (436, 71724), (516, 60604), (556, 56244), (654, 47816), (688, 45453), (834, 37496), (872, 35862), (1032, 30302), (1112, 28122), (1308, 23908), (1668, 18748), (1744, 17931), (2064, 15151), (2224, 14061), (2616, 11954), (3336, 9374), (4687, 6672), (5232, 5977)]