261479160

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{726331}}^1$

素因数の和:726348

約数の個数: 48

約数和(自身を含む): 849808440

約数和(自身を除く): 588329280

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, 726331, 1452662, 2178993, 2905324, 3631655, 4357986, 5810648, 6536979, 7263310, 8715972, 10894965, 13073958, 14526620, 17431944, 21789930, 26147916, 29053240, 32684895, 43579860, 52295832, 65369790, 87159720, 130739580, 261479160]

約数ペア:

[(1, 261479160), (2, 130739580), (3, 87159720), (4, 65369790), (5, 52295832), (6, 43579860), (8, 32684895), (9, 29053240), (10, 26147916), (12, 21789930), (15, 17431944), (18, 14526620), (20, 13073958), (24, 10894965), (30, 8715972), (36, 7263310), (40, 6536979), (45, 5810648), (60, 4357986), (72, 3631655), (90, 2905324), (120, 2178993), (180, 1452662), (360, 726331)]