142720740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{792893}}^1$

素因数の和:792908

約数の個数: 36

約数和(自身を含む): 432920124

約数和(自身を除く): 290199384

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 792893, 1585786, 2378679, 3171572, 3964465, 4757358, 7136037, 7928930, 9514716, 11893395, 14272074, 15857860, 23786790, 28544148, 35680185, 47573580, 71360370, 142720740]

約数ペア:

[(1, 142720740), (2, 71360370), (3, 47573580), (4, 35680185), (5, 28544148), (6, 23786790), (9, 15857860), (10, 14272074), (12, 11893395), (15, 9514716), (18, 7928930), (20, 7136037), (30, 4757358), (36, 3964465), (45, 3171572), (60, 2378679), (90, 1585786), (180, 792893)]