162743840

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{145307}}^1$

素因数の和:145329

約数の個数: 48

約数和(自身を含む): 439411392

約数和(自身を除く): 276667552

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, 145307, 290614, 581228, 726535, 1017149, 1162456, 1453070, 2034298, 2324912, 2906140, 4068596, 4649824, 5085745, 5812280, 8137192, 10171490, 11624560, 16274384, 20342980, 23249120, 32548768, 40685960, 81371920, 162743840]

約数ペア:

[(1, 162743840), (2, 81371920), (4, 40685960), (5, 32548768), (7, 23249120), (8, 20342980), (10, 16274384), (14, 11624560), (16, 10171490), (20, 8137192), (28, 5812280), (32, 5085745), (35, 4649824), (40, 4068596), (56, 2906140), (70, 2324912), (80, 2034298), (112, 1453070), (140, 1162456), (160, 1017149), (224, 726535), (280, 581228), (560, 290614), (1120, 145307)]