121215840

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{252533}}^1$

素因数の和:252551

約数の個数: 48

約数和(自身を含む): 381831408

約数和(自身を除く): 260615568

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 252533, 505066, 757599, 1010132, 1262665, 1515198, 2020264, 2525330, 3030396, 3787995, 4040528, 5050660, 6060792, 7575990, 8081056, 10101320, 12121584, 15151980, 20202640, 24243168, 30303960, 40405280, 60607920, 121215840]

約数ペア:

[(1, 121215840), (2, 60607920), (3, 40405280), (4, 30303960), (5, 24243168), (6, 20202640), (8, 15151980), (10, 12121584), (12, 10101320), (15, 8081056), (16, 7575990), (20, 6060792), (24, 5050660), (30, 4040528), (32, 3787995), (40, 3030396), (48, 2525330), (60, 2020264), (80, 1515198), (96, 1262665), (120, 1010132), (160, 757599), (240, 505066), (480, 252533)]