142835840

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{31883}}^1$

素因数の和:31909

約数の個数: 64

約数和(自身を含む): 390260160

約数和(自身を除く): 247424320

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 280, 320, 448, 560, 640, 896, 1120, 2240, 4480, 31883, 63766, 127532, 159415, 223181, 255064, 318830, 446362, 510128, 637660, 892724, 1020256, 1115905, 1275320, 1785448, 2040512, 2231810, 2550640, 3570896, 4081024, 4463620, 5101280, 7141792, 8927240, 10202560, 14283584, 17854480, 20405120, 28567168, 35708960, 71417920, 142835840]

約数ペア:

[(1, 142835840), (2, 71417920), (4, 35708960), (5, 28567168), (7, 20405120), (8, 17854480), (10, 14283584), (14, 10202560), (16, 8927240), (20, 7141792), (28, 5101280), (32, 4463620), (35, 4081024), (40, 3570896), (56, 2550640), (64, 2231810), (70, 2040512), (80, 1785448), (112, 1275320), (128, 1115905), (140, 1020256), (160, 892724), (224, 637660), (280, 510128), (320, 446362), (448, 318830), (560, 255064), (640, 223181), (896, 159415), (1120, 127532), (2240, 63766), (4480, 31883)]