144777920

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{64633}}^1$

素因数の和:64657

約数の個数: 56

約数和(自身を含む): 394008864

約数和(自身を除く): 249230944

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 64633, 129266, 258532, 323165, 452431, 517064, 646330, 904862, 1034128, 1292660, 1809724, 2068256, 2262155, 2585320, 3619448, 4136512, 4524310, 5170640, 7238896, 9048620, 10341280, 14477792, 18097240, 20682560, 28955584, 36194480, 72388960, 144777920]

約数ペア:

[(1, 144777920), (2, 72388960), (4, 36194480), (5, 28955584), (7, 20682560), (8, 18097240), (10, 14477792), (14, 10341280), (16, 9048620), (20, 7238896), (28, 5170640), (32, 4524310), (35, 4136512), (40, 3619448), (56, 2585320), (64, 2262155), (70, 2068256), (80, 1809724), (112, 1292660), (140, 1034128), (160, 904862), (224, 646330), (280, 517064), (320, 452431), (448, 323165), (560, 258532), (1120, 129266), (2240, 64633)]