168943668

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{59}}^1\times {\mathrm{661}}^1$

素因数の和:765

約数の個数: 72

約数和(自身を含む): 423732960

約数和(自身を除く): 254789292

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 59, 76, 114, 118, 177, 228, 236, 354, 361, 661, 708, 722, 1083, 1121, 1322, 1444, 1983, 2166, 2242, 2644, 3363, 3966, 4332, 4484, 6726, 7932, 12559, 13452, 21299, 25118, 37677, 38999, 42598, 50236, 63897, 75354, 77998, 85196, 116997, 127794, 150708, 155996, 233994, 238621, 255588, 467988, 477242, 715863, 740981, 954484, 1431726, 1481962, 2222943, 2863452, 2963924, 4445886, 8891772, 14078639, 28157278, 42235917, 56314556, 84471834, 168943668]

約数ペア:

[(1, 168943668), (2, 84471834), (3, 56314556), (4, 42235917), (6, 28157278), (12, 14078639), (19, 8891772), (38, 4445886), (57, 2963924), (59, 2863452), (76, 2222943), (114, 1481962), (118, 1431726), (177, 954484), (228, 740981), (236, 715863), (354, 477242), (361, 467988), (661, 255588), (708, 238621), (722, 233994), (1083, 155996), (1121, 150708), (1322, 127794), (1444, 116997), (1983, 85196), (2166, 77998), (2242, 75354), (2644, 63897), (3363, 50236), (3966, 42598), (4332, 38999), (4484, 37677), (6726, 25118), (7932, 21299), (12559, 13452)]