172687312

素因数分解:

$2^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1559}}^1$

素因数の和:1640

約数の個数: 80

約数和(自身を含む): 408545280

約数和(自身を除く): 235857968

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 43, 46, 56, 86, 92, 112, 161, 172, 184, 301, 322, 344, 368, 602, 644, 688, 989, 1204, 1288, 1559, 1978, 2408, 2576, 3118, 3956, 4816, 6236, 6923, 7912, 10913, 12472, 13846, 15824, 21826, 24944, 27692, 35857, 43652, 55384, 67037, 71714, 87304, 110768, 134074, 143428, 174608, 250999, 268148, 286856, 469259, 501998, 536296, 573712, 938518, 1003996, 1072592, 1541851, 1877036, 2007992, 3083702, 3754072, 4015984, 6167404, 7508144, 10792957, 12334808, 21585914, 24669616, 43171828, 86343656, 172687312]

約数ペア:

[(1, 172687312), (2, 86343656), (4, 43171828), (7, 24669616), (8, 21585914), (14, 12334808), (16, 10792957), (23, 7508144), (28, 6167404), (43, 4015984), (46, 3754072), (56, 3083702), (86, 2007992), (92, 1877036), (112, 1541851), (161, 1072592), (172, 1003996), (184, 938518), (301, 573712), (322, 536296), (344, 501998), (368, 469259), (602, 286856), (644, 268148), (688, 250999), (989, 174608), (1204, 143428), (1288, 134074), (1559, 110768), (1978, 87304), (2408, 71714), (2576, 67037), (3118, 55384), (3956, 43652), (4816, 35857), (6236, 27692), (6923, 24944), (7912, 21826), (10913, 15824), (12472, 13846)]