81523320

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{679361}}^1$

素因数の和:679375

約数の個数: 32

約数和(自身を含む): 244570320

約数和(自身を除く): 163047000

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 679361, 1358722, 2038083, 2717444, 3396805, 4076166, 5434888, 6793610, 8152332, 10190415, 13587220, 16304664, 20380830, 27174440, 40761660, 81523320]

約数ペア:

[(1, 81523320), (2, 40761660), (3, 27174440), (4, 20380830), (5, 16304664), (6, 13587220), (8, 10190415), (10, 8152332), (12, 6793610), (15, 5434888), (20, 4076166), (24, 3396805), (30, 2717444), (40, 2038083), (60, 1358722), (120, 679361)]