155123820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{861799}}^1$

素因数の和:861814

約数の個数: 36

約数和(自身を含む): 470542800

約数和(自身を除く): 315418980

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 861799, 1723598, 2585397, 3447196, 4308995, 5170794, 7756191, 8617990, 10341588, 12926985, 15512382, 17235980, 25853970, 31024764, 38780955, 51707940, 77561910, 155123820]

約数ペア:

[(1, 155123820), (2, 77561910), (3, 51707940), (4, 38780955), (5, 31024764), (6, 25853970), (9, 17235980), (10, 15512382), (12, 12926985), (15, 10341588), (18, 8617990), (20, 7756191), (30, 5170794), (36, 4308995), (45, 3447196), (60, 2585397), (90, 1723598), (180, 861799)]