168442880

素因数分解:

$2^{10}\times 5^1\times {\mathrm{167}}^1\times {\mathrm{197}}^1$

素因数の和:389

約数の個数: 88

約数和(自身を含む): 408548448

約数和(自身を除く): 240105568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 167, 197, 256, 320, 334, 394, 512, 640, 668, 788, 835, 985, 1024, 1280, 1336, 1576, 1670, 1970, 2560, 2672, 3152, 3340, 3940, 5120, 5344, 6304, 6680, 7880, 10688, 12608, 13360, 15760, 21376, 25216, 26720, 31520, 32899, 42752, 50432, 53440, 63040, 65798, 85504, 100864, 106880, 126080, 131596, 164495, 171008, 201728, 213760, 252160, 263192, 328990, 427520, 504320, 526384, 657980, 855040, 1008640, 1052768, 1315960, 2105536, 2631920, 4211072, 5263840, 8422144, 10527680, 16844288, 21055360, 33688576, 42110720, 84221440, 168442880]

約数ペア:

[(1, 168442880), (2, 84221440), (4, 42110720), (5, 33688576), (8, 21055360), (10, 16844288), (16, 10527680), (20, 8422144), (32, 5263840), (40, 4211072), (64, 2631920), (80, 2105536), (128, 1315960), (160, 1052768), (167, 1008640), (197, 855040), (256, 657980), (320, 526384), (334, 504320), (394, 427520), (512, 328990), (640, 263192), (668, 252160), (788, 213760), (835, 201728), (985, 171008), (1024, 164495), (1280, 131596), (1336, 126080), (1576, 106880), (1670, 100864), (1970, 85504), (2560, 65798), (2672, 63040), (3152, 53440), (3340, 50432), (3940, 42752), (5120, 32899), (5344, 31520), (6304, 26720), (6680, 25216), (7880, 21376), (10688, 15760), (12608, 13360)]