142788570

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{1999}}^1\times {\mathrm{2381}}^1$

素因数の和:4390

約数の個数: 32

約数和(自身を含む): 343008000

約数和(自身を除く): 200219430

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 1999, 2381, 3998, 4762, 5997, 7143, 9995, 11905, 11994, 14286, 19990, 23810, 29985, 35715, 59970, 71430, 4759619, 9519238, 14278857, 23798095, 28557714, 47596190, 71394285, 142788570]

約数ペア:

[(1, 142788570), (2, 71394285), (3, 47596190), (5, 28557714), (6, 23798095), (10, 14278857), (15, 9519238), (30, 4759619), (1999, 71430), (2381, 59970), (3998, 35715), (4762, 29985), (5997, 23810), (7143, 19990), (9995, 14286), (11905, 11994)]