166481840

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{297289}}^1$

素因数の和:297309

約数の個数: 40

約数和(自身を含む): 442367520

約数和(自身を除く): 275885680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 297289, 594578, 1189156, 1486445, 2081023, 2378312, 2972890, 4162046, 4756624, 5945780, 8324092, 10405115, 11891560, 16648184, 20810230, 23783120, 33296368, 41620460, 83240920, 166481840]

約数ペア:

[(1, 166481840), (2, 83240920), (4, 41620460), (5, 33296368), (7, 23783120), (8, 20810230), (10, 16648184), (14, 11891560), (16, 10405115), (20, 8324092), (28, 5945780), (35, 4756624), (40, 4162046), (56, 2972890), (70, 2378312), (80, 2081023), (112, 1486445), (140, 1189156), (280, 594578), (560, 297289)]