61287480

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{170243}}^1$

素因数の和:170260

約数の個数: 48

約数和(自身を含む): 199185480

約数和(自身を除く): 137898000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 170243, 340486, 510729, 680972, 851215, 1021458, 1361944, 1532187, 1702430, 2042916, 2553645, 3064374, 3404860, 4085832, 5107290, 6128748, 6809720, 7660935, 10214580, 12257496, 15321870, 20429160, 30643740, 61287480]

約数ペア:

[(1, 61287480), (2, 30643740), (3, 20429160), (4, 15321870), (5, 12257496), (6, 10214580), (8, 7660935), (9, 6809720), (10, 6128748), (12, 5107290), (15, 4085832), (18, 3404860), (20, 3064374), (24, 2553645), (30, 2042916), (36, 1702430), (40, 1532187), (45, 1361944), (60, 1021458), (72, 851215), (90, 680972), (120, 510729), (180, 340486), (360, 170243)]