81303960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{677533}}^1$

素因数の和:677547

約数の個数: 32

約数和(自身を含む): 243912240

約数和(自身を除く): 162608280

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 677533, 1355066, 2032599, 2710132, 3387665, 4065198, 5420264, 6775330, 8130396, 10162995, 13550660, 16260792, 20325990, 27101320, 40651980, 81303960]

約数ペア:

[(1, 81303960), (2, 40651980), (3, 27101320), (4, 20325990), (5, 16260792), (6, 13550660), (8, 10162995), (10, 8130396), (12, 6775330), (15, 5420264), (20, 4065198), (24, 3387665), (30, 2710132), (40, 2032599), (60, 1355066), (120, 677533)]