266881232

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{1021}}^1$

素因数の和:1108

約数の個数: 60

約数和(自身を含む): 566284068

約数和(自身を除く): 299402836

約数列:

[1, 2, 4, 8, 16, 17, 31, 34, 62, 68, 124, 136, 248, 272, 496, 527, 961, 1021, 1054, 1922, 2042, 2108, 3844, 4084, 4216, 7688, 8168, 8432, 15376, 16336, 16337, 17357, 31651, 32674, 34714, 63302, 65348, 69428, 126604, 130696, 138856, 253208, 261392, 277712, 506416, 538067, 981181, 1076134, 1962362, 2152268, 3924724, 4304536, 7849448, 8609072, 15698896, 16680077, 33360154, 66720308, 133440616, 266881232]

約数ペア:

[(1, 266881232), (2, 133440616), (4, 66720308), (8, 33360154), (16, 16680077), (17, 15698896), (31, 8609072), (34, 7849448), (62, 4304536), (68, 3924724), (124, 2152268), (136, 1962362), (248, 1076134), (272, 981181), (496, 538067), (527, 506416), (961, 277712), (1021, 261392), (1054, 253208), (1922, 138856), (2042, 130696), (2108, 126604), (3844, 69428), (4084, 65348), (4216, 63302), (7688, 34714), (8168, 32674), (8432, 31651), (15376, 17357), (16336, 16337)]