207894420

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1154969}}^1$

素因数の和:1154984

約数の個数: 36

約数和(自身を含む): 630613620

約数和(自身を除く): 422719200

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1154969, 2309938, 3464907, 4619876, 5774845, 6929814, 10394721, 11549690, 13859628, 17324535, 20789442, 23099380, 34649070, 41578884, 51973605, 69298140, 103947210, 207894420]

約数ペア:

[(1, 207894420), (2, 103947210), (3, 69298140), (4, 51973605), (5, 41578884), (6, 34649070), (9, 23099380), (10, 20789442), (12, 17324535), (15, 13859628), (18, 11549690), (20, 10394721), (30, 6929814), (36, 5774845), (45, 4619876), (60, 3464907), (90, 2309938), (180, 1154969)]