205305120

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{142573}}^1$

素因数の和:142594

約数の個数: 72

約数和(自身を含む): 700608636

約数和(自身を除く): 495303516

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 240, 288, 360, 480, 720, 1440, 142573, 285146, 427719, 570292, 712865, 855438, 1140584, 1283157, 1425730, 1710876, 2138595, 2281168, 2566314, 2851460, 3421752, 4277190, 4562336, 5132628, 5702920, 6415785, 6843504, 8554380, 10265256, 11405840, 12831570, 13687008, 17108760, 20530512, 22811680, 25663140, 34217520, 41061024, 51326280, 68435040, 102652560, 205305120]

約数ペア:

[(1, 205305120), (2, 102652560), (3, 68435040), (4, 51326280), (5, 41061024), (6, 34217520), (8, 25663140), (9, 22811680), (10, 20530512), (12, 17108760), (15, 13687008), (16, 12831570), (18, 11405840), (20, 10265256), (24, 8554380), (30, 6843504), (32, 6415785), (36, 5702920), (40, 5132628), (45, 4562336), (48, 4277190), (60, 3421752), (72, 2851460), (80, 2566314), (90, 2281168), (96, 2138595), (120, 1710876), (144, 1425730), (160, 1283157), (180, 1140584), (240, 855438), (288, 712865), (360, 570292), (480, 427719), (720, 285146), (1440, 142573)]