257847090

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{383}}^1\times {\mathrm{22441}}^1$

素因数の和:22834

約数の個数: 32

約数和(自身を含む): 620476416

約数和(自身を除く): 362629326

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 383, 766, 1149, 1915, 2298, 3830, 5745, 11490, 22441, 44882, 67323, 112205, 134646, 224410, 336615, 673230, 8594903, 17189806, 25784709, 42974515, 51569418, 85949030, 128923545, 257847090]

約数ペア:

[(1, 257847090), (2, 128923545), (3, 85949030), (5, 51569418), (6, 42974515), (10, 25784709), (15, 17189806), (30, 8594903), (383, 673230), (766, 336615), (1149, 224410), (1915, 134646), (2298, 112205), (3830, 67323), (5745, 44882), (11490, 22441)]