72235620

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{401309}}^1$

素因数の和:401324

約数の個数: 36

約数和(自身を含む): 219115260

約数和(自身を除く): 146879640

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 401309, 802618, 1203927, 1605236, 2006545, 2407854, 3611781, 4013090, 4815708, 6019635, 7223562, 8026180, 12039270, 14447124, 18058905, 24078540, 36117810, 72235620]

約数ペア:

[(1, 72235620), (2, 36117810), (3, 24078540), (4, 18058905), (5, 14447124), (6, 12039270), (9, 8026180), (10, 7223562), (12, 6019635), (15, 4815708), (18, 4013090), (20, 3611781), (30, 2407854), (36, 2006545), (45, 1605236), (60, 1203927), (90, 802618), (180, 401309)]