67443320

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{240869}}^1$

素因数の和:240887

約数の個数: 32

約数和(自身を含む): 173426400

約数和(自身を除く): 105983080

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 240869, 481738, 963476, 1204345, 1686083, 1926952, 2408690, 3372166, 4817380, 6744332, 8430415, 9634760, 13488664, 16860830, 33721660, 67443320]

約数ペア:

[(1, 67443320), (2, 33721660), (4, 16860830), (5, 13488664), (7, 9634760), (8, 8430415), (10, 6744332), (14, 4817380), (20, 3372166), (28, 2408690), (35, 1926952), (40, 1686083), (56, 1204345), (70, 963476), (140, 481738), (280, 240869)]