271551760

素因数分解:

$2^4\times 5^1\times {\mathrm{643}}^1\times {\mathrm{5279}}^1$

素因数の和:5935

約数の個数: 40

約数和(自身を含む): 632459520

約数和(自身を除く): 360907760

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 643, 1286, 2572, 3215, 5144, 5279, 6430, 10288, 10558, 12860, 21116, 25720, 26395, 42232, 51440, 52790, 84464, 105580, 211160, 422320, 3394397, 6788794, 13577588, 16971985, 27155176, 33943970, 54310352, 67887940, 135775880, 271551760]

約数ペア:

[(1, 271551760), (2, 135775880), (4, 67887940), (5, 54310352), (8, 33943970), (10, 27155176), (16, 16971985), (20, 13577588), (40, 6788794), (80, 3394397), (643, 422320), (1286, 211160), (2572, 105580), (3215, 84464), (5144, 52790), (5279, 51440), (6430, 42232), (10288, 26395), (10558, 25720), (12860, 21116)]