121026640

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{216119}}^1$

素因数の和:216139

約数の個数: 40

約数和(自身を含む): 321586560

約数和(自身を除く): 200559920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 216119, 432238, 864476, 1080595, 1512833, 1728952, 2161190, 3025666, 3457904, 4322380, 6051332, 7564165, 8644760, 12102664, 15128330, 17289520, 24205328, 30256660, 60513320, 121026640]

約数ペア:

[(1, 121026640), (2, 60513320), (4, 30256660), (5, 24205328), (7, 17289520), (8, 15128330), (10, 12102664), (14, 8644760), (16, 7564165), (20, 6051332), (28, 4322380), (35, 3457904), (40, 3025666), (56, 2161190), (70, 1728952), (80, 1512833), (112, 1080595), (140, 864476), (280, 432238), (560, 216119)]