81100920

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{675841}}^1$

素因数の和:675855

約数の個数: 32

約数和(自身を含む): 243303120

約数和(自身を除く): 162202200

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 675841, 1351682, 2027523, 2703364, 3379205, 4055046, 5406728, 6758410, 8110092, 10137615, 13516820, 16220184, 20275230, 27033640, 40550460, 81100920]

約数ペア:

[(1, 81100920), (2, 40550460), (3, 27033640), (4, 20275230), (5, 16220184), (6, 13516820), (8, 10137615), (10, 8110092), (12, 6758410), (15, 5406728), (20, 4055046), (24, 3379205), (30, 2703364), (40, 2027523), (60, 1351682), (120, 675841)]