71244540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{395803}}^1$

素因数の和:395818

約数の個数: 36

約数和(自身を含む): 216108984

約数和(自身を除く): 144864444

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 395803, 791606, 1187409, 1583212, 1979015, 2374818, 3562227, 3958030, 4749636, 5937045, 7124454, 7916060, 11874090, 14248908, 17811135, 23748180, 35622270, 71244540]

約数ペア:

[(1, 71244540), (2, 35622270), (3, 23748180), (4, 17811135), (5, 14248908), (6, 11874090), (9, 7916060), (10, 7124454), (12, 5937045), (15, 4749636), (18, 3958030), (20, 3562227), (30, 2374818), (36, 1979015), (45, 1583212), (60, 1187409), (90, 791606), (180, 395803)]