212770260

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{394019}}^1$

素因数の和:394037

約数の個数: 48

約数和(自身を含む): 661953600

約数和(自身を除く): 449183340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 394019, 788038, 1182057, 1576076, 1970095, 2364114, 3546171, 3940190, 4728228, 5910285, 7092342, 7880380, 10638513, 11820570, 14184684, 17730855, 21277026, 23641140, 35461710, 42554052, 53192565, 70923420, 106385130, 212770260]

約数ペア:

[(1, 212770260), (2, 106385130), (3, 70923420), (4, 53192565), (5, 42554052), (6, 35461710), (9, 23641140), (10, 21277026), (12, 17730855), (15, 14184684), (18, 11820570), (20, 10638513), (27, 7880380), (30, 7092342), (36, 5910285), (45, 4728228), (54, 3940190), (60, 3546171), (90, 2364114), (108, 1970095), (135, 1576076), (180, 1182057), (270, 788038), (540, 394019)]