211080016

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{1223}}^1$

素因数の和:1328

約数の個数: 80

約数和(自身を含む): 495396864

約数和(自身を除く): 284316848

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 46, 56, 67, 92, 112, 134, 161, 184, 268, 322, 368, 469, 536, 644, 938, 1072, 1223, 1288, 1541, 1876, 2446, 2576, 3082, 3752, 4892, 6164, 7504, 8561, 9784, 10787, 12328, 17122, 19568, 21574, 24656, 28129, 34244, 43148, 56258, 68488, 81941, 86296, 112516, 136976, 163882, 172592, 196903, 225032, 327764, 393806, 450064, 573587, 655528, 787612, 1147174, 1311056, 1575224, 1884643, 2294348, 3150448, 3769286, 4588696, 7538572, 9177392, 13192501, 15077144, 26385002, 30154288, 52770004, 105540008, 211080016]

約数ペア:

[(1, 211080016), (2, 105540008), (4, 52770004), (7, 30154288), (8, 26385002), (14, 15077144), (16, 13192501), (23, 9177392), (28, 7538572), (46, 4588696), (56, 3769286), (67, 3150448), (92, 2294348), (112, 1884643), (134, 1575224), (161, 1311056), (184, 1147174), (268, 787612), (322, 655528), (368, 573587), (469, 450064), (536, 393806), (644, 327764), (938, 225032), (1072, 196903), (1223, 172592), (1288, 163882), (1541, 136976), (1876, 112516), (2446, 86296), (2576, 81941), (3082, 68488), (3752, 56258), (4892, 43148), (6164, 34244), (7504, 28129), (8561, 24656), (9784, 21574), (10787, 19568), (12328, 17122)]