28217970

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{3167}}^1$

素因数の和:3197

約数の個数: 80

約数和(自身を含む): 82798848

約数和(自身を除く): 54580878

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 27, 30, 33, 45, 54, 55, 66, 81, 90, 99, 110, 135, 162, 165, 198, 270, 297, 330, 405, 495, 594, 810, 891, 990, 1485, 1782, 2970, 3167, 4455, 6334, 8910, 9501, 15835, 19002, 28503, 31670, 34837, 47505, 57006, 69674, 85509, 95010, 104511, 142515, 171018, 174185, 209022, 256527, 285030, 313533, 348370, 427545, 513054, 522555, 627066, 855090, 940599, 1045110, 1282635, 1567665, 1881198, 2565270, 2821797, 3135330, 4702995, 5643594, 9405990, 14108985, 28217970]

約数ペア:

[(1, 28217970), (2, 14108985), (3, 9405990), (5, 5643594), (6, 4702995), (9, 3135330), (10, 2821797), (11, 2565270), (15, 1881198), (18, 1567665), (22, 1282635), (27, 1045110), (30, 940599), (33, 855090), (45, 627066), (54, 522555), (55, 513054), (66, 427545), (81, 348370), (90, 313533), (99, 285030), (110, 256527), (135, 209022), (162, 174185), (165, 171018), (198, 142515), (270, 104511), (297, 95010), (330, 85509), (405, 69674), (495, 57006), (594, 47505), (810, 34837), (891, 31670), (990, 28503), (1485, 19002), (1782, 15835), (2970, 9501), (3167, 8910), (4455, 6334)]