216649328

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{2713}}^1$

素因数の和:2782

約数の個数: 80

約数和(自身を含む): 516919296

約数和(自身を除く): 300269968

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 56, 62, 92, 112, 124, 161, 184, 217, 248, 322, 368, 434, 496, 644, 713, 868, 1288, 1426, 1736, 2576, 2713, 2852, 3472, 4991, 5426, 5704, 9982, 10852, 11408, 18991, 19964, 21704, 37982, 39928, 43408, 62399, 75964, 79856, 84103, 124798, 151928, 168206, 249596, 303856, 336412, 436793, 499192, 588721, 672824, 873586, 998384, 1177442, 1345648, 1747172, 1934369, 2354884, 3494344, 3868738, 4709768, 6988688, 7737476, 9419536, 13540583, 15474952, 27081166, 30949904, 54162332, 108324664, 216649328]

約数ペア:

[(1, 216649328), (2, 108324664), (4, 54162332), (7, 30949904), (8, 27081166), (14, 15474952), (16, 13540583), (23, 9419536), (28, 7737476), (31, 6988688), (46, 4709768), (56, 3868738), (62, 3494344), (92, 2354884), (112, 1934369), (124, 1747172), (161, 1345648), (184, 1177442), (217, 998384), (248, 873586), (322, 672824), (368, 588721), (434, 499192), (496, 436793), (644, 336412), (713, 303856), (868, 249596), (1288, 168206), (1426, 151928), (1736, 124798), (2576, 84103), (2713, 79856), (2852, 75964), (3472, 62399), (4991, 43408), (5426, 39928), (5704, 37982), (9982, 21704), (10852, 19964), (11408, 18991)]