147381920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{131591}}^1$

素因数の和:131613

約数の個数: 48

約数和(自身を含む): 397934208

約数和(自身を除く): 250552288

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 131591, 263182, 526364, 657955, 921137, 1052728, 1315910, 1842274, 2105456, 2631820, 3684548, 4210912, 4605685, 5263640, 7369096, 9211370, 10527280, 14738192, 18422740, 21054560, 29476384, 36845480, 73690960, 147381920]

約数ペア:

[(1, 147381920), (2, 73690960), (4, 36845480), (5, 29476384), (7, 21054560), (8, 18422740), (10, 14738192), (14, 10527280), (16, 9211370), (20, 7369096), (28, 5263640), (32, 4605685), (35, 4210912), (40, 3684548), (56, 2631820), (70, 2105456), (80, 1842274), (112, 1315910), (140, 1052728), (160, 921137), (224, 657955), (280, 526364), (560, 263182), (1120, 131591)]