71366220

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{396479}}^1$

素因数の和:396494

約数の個数: 36

約数和(自身を含む): 216478080

約数和(自身を除く): 145111860

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 396479, 792958, 1189437, 1585916, 1982395, 2378874, 3568311, 3964790, 4757748, 5947185, 7136622, 7929580, 11894370, 14273244, 17841555, 23788740, 35683110, 71366220]

約数ペア:

[(1, 71366220), (2, 35683110), (3, 23788740), (4, 17841555), (5, 14273244), (6, 11894370), (9, 7929580), (10, 7136622), (12, 5947185), (15, 4757748), (18, 3964790), (20, 3568311), (30, 2378874), (36, 1982395), (45, 1585916), (60, 1189437), (90, 792958), (180, 396479)]