31780494756

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{187469}}^1$

素因数の和:187773

約数の個数: 72

約数和(自身を含む): 85367089080

約数和(自身を除く): 53586594324

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 153, 204, 277, 306, 554, 612, 831, 1108, 1662, 2493, 3324, 4709, 4986, 9418, 9972, 14127, 18836, 28254, 42381, 56508, 84762, 169524, 187469, 374938, 562407, 749876, 1124814, 1687221, 2249628, 3186973, 3374442, 6373946, 6748884, 9560919, 12747892, 19121838, 28682757, 38243676, 51928913, 57365514, 103857826, 114731028, 155786739, 207715652, 311573478, 467360217, 623146956, 882791521, 934720434, 1765583042, 1869440868, 2648374563, 3531166084, 5296749126, 7945123689, 10593498252, 15890247378, 31780494756]

約数ペア:

[(1, 31780494756), (2, 15890247378), (3, 10593498252), (4, 7945123689), (6, 5296749126), (9, 3531166084), (12, 2648374563), (17, 1869440868), (18, 1765583042), (34, 934720434), (36, 882791521), (51, 623146956), (68, 467360217), (102, 311573478), (153, 207715652), (204, 155786739), (277, 114731028), (306, 103857826), (554, 57365514), (612, 51928913), (831, 38243676), (1108, 28682757), (1662, 19121838), (2493, 12747892), (3324, 9560919), (4709, 6748884), (4986, 6373946), (9418, 3374442), (9972, 3186973), (14127, 2249628), (18836, 1687221), (28254, 1124814), (42381, 749876), (56508, 562407), (84762, 374938), (169524, 187469)]