128042992

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{2417}}^1$

素因数の和:2486

約数の個数: 80

約数和(自身を含む): 316622592

約数和(自身を除く): 188579600

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 301, 308, 344, 473, 602, 616, 688, 946, 1204, 1232, 1892, 2408, 2417, 3311, 3784, 4816, 4834, 6622, 7568, 9668, 13244, 16919, 19336, 26488, 26587, 33838, 38672, 52976, 53174, 67676, 103931, 106348, 135352, 186109, 207862, 212696, 270704, 372218, 415724, 425392, 727517, 744436, 831448, 1143241, 1455034, 1488872, 1662896, 2286482, 2910068, 2977744, 4572964, 5820136, 8002687, 9145928, 11640272, 16005374, 18291856, 32010748, 64021496, 128042992]

約数ペア:

[(1, 128042992), (2, 64021496), (4, 32010748), (7, 18291856), (8, 16005374), (11, 11640272), (14, 9145928), (16, 8002687), (22, 5820136), (28, 4572964), (43, 2977744), (44, 2910068), (56, 2286482), (77, 1662896), (86, 1488872), (88, 1455034), (112, 1143241), (154, 831448), (172, 744436), (176, 727517), (301, 425392), (308, 415724), (344, 372218), (473, 270704), (602, 212696), (616, 207862), (688, 186109), (946, 135352), (1204, 106348), (1232, 103931), (1892, 67676), (2408, 53174), (2417, 52976), (3311, 38672), (3784, 33838), (4816, 26587), (4834, 26488), (6622, 19336), (7568, 16919), (9668, 13244)]