153821920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{137341}}^1$

素因数の和:137363

約数の個数: 48

約数和(自身を含む): 415322208

約数和(自身を除く): 261500288

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, 137341, 274682, 549364, 686705, 961387, 1098728, 1373410, 1922774, 2197456, 2746820, 3845548, 4394912, 4806935, 5493640, 7691096, 9613870, 10987280, 15382192, 19227740, 21974560, 30764384, 38455480, 76910960, 153821920]

約数ペア:

[(1, 153821920), (2, 76910960), (4, 38455480), (5, 30764384), (7, 21974560), (8, 19227740), (10, 15382192), (14, 10987280), (16, 9613870), (20, 7691096), (28, 5493640), (32, 4806935), (35, 4394912), (40, 3845548), (56, 2746820), (70, 2197456), (80, 1922774), (112, 1373410), (140, 1098728), (160, 961387), (224, 686705), (280, 549364), (560, 274682), (1120, 137341)]