71805060

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{398917}}^1$

素因数の和:398932

約数の個数: 36

約数和(自身を含む): 217809228

約数和(自身を除く): 146004168

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 398917, 797834, 1196751, 1595668, 1994585, 2393502, 3590253, 3989170, 4787004, 5983755, 7180506, 7978340, 11967510, 14361012, 17951265, 23935020, 35902530, 71805060]

約数ペア:

[(1, 71805060), (2, 35902530), (3, 23935020), (4, 17951265), (5, 14361012), (6, 11967510), (9, 7978340), (10, 7180506), (12, 5983755), (15, 4787004), (18, 3989170), (20, 3590253), (30, 2393502), (36, 1994585), (45, 1595668), (60, 1196751), (90, 797834), (180, 398917)]