209189968

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{599}}^1$

素因数の和:716

約数の個数: 80

約数和(自身を含む): 462470400

約数和(自身を除く): 253280432

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 46, 52, 73, 92, 104, 146, 184, 208, 292, 299, 368, 584, 598, 599, 949, 1168, 1196, 1198, 1679, 1898, 2392, 2396, 3358, 3796, 4784, 4792, 6716, 7592, 7787, 9584, 13432, 13777, 15184, 15574, 21827, 26864, 27554, 31148, 43654, 43727, 55108, 62296, 87308, 87454, 110216, 124592, 174616, 174908, 179101, 220432, 349232, 349816, 358202, 568451, 699632, 716404, 1005721, 1136902, 1432808, 2011442, 2273804, 2865616, 4022884, 4547608, 8045768, 9095216, 13074373, 16091536, 26148746, 52297492, 104594984, 209189968]

約数ペア:

[(1, 209189968), (2, 104594984), (4, 52297492), (8, 26148746), (13, 16091536), (16, 13074373), (23, 9095216), (26, 8045768), (46, 4547608), (52, 4022884), (73, 2865616), (92, 2273804), (104, 2011442), (146, 1432808), (184, 1136902), (208, 1005721), (292, 716404), (299, 699632), (368, 568451), (584, 358202), (598, 349816), (599, 349232), (949, 220432), (1168, 179101), (1196, 174908), (1198, 174616), (1679, 124592), (1898, 110216), (2392, 87454), (2396, 87308), (3358, 62296), (3796, 55108), (4784, 43727), (4792, 43654), (6716, 31148), (7592, 27554), (7787, 26864), (9584, 21827), (13432, 15574), (13777, 15184)]