163451120

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{291877}}^1$

素因数の和:291897

約数の個数: 40

約数和(自身を含む): 434314464

約数和(自身を除く): 270863344

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 291877, 583754, 1167508, 1459385, 2043139, 2335016, 2918770, 4086278, 4670032, 5837540, 8172556, 10215695, 11675080, 16345112, 20431390, 23350160, 32690224, 40862780, 81725560, 163451120]

約数ペア:

[(1, 163451120), (2, 81725560), (4, 40862780), (5, 32690224), (7, 23350160), (8, 20431390), (10, 16345112), (14, 11675080), (16, 10215695), (20, 8172556), (28, 5837540), (35, 4670032), (40, 4086278), (56, 2918770), (70, 2335016), (80, 2043139), (112, 1459385), (140, 1167508), (280, 583754), (560, 291877)]