217015020

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1205639}}^1$

素因数の和:1205654

約数の個数: 36

約数和(自身を含む): 658279440

約数和(自身を除く): 441264420

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1205639, 2411278, 3616917, 4822556, 6028195, 7233834, 10850751, 12056390, 14467668, 18084585, 21701502, 24112780, 36169170, 43403004, 54253755, 72338340, 108507510, 217015020]

約数ペア:

[(1, 217015020), (2, 108507510), (3, 72338340), (4, 54253755), (5, 43403004), (6, 36169170), (9, 24112780), (10, 21701502), (12, 18084585), (15, 14467668), (18, 12056390), (20, 10850751), (30, 7233834), (36, 6028195), (45, 4822556), (60, 3616917), (90, 2411278), (180, 1205639)]