128559120

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{535663}}^1$

素因数の和:535679

約数の個数: 40

約数和(自身を含む): 398534016

約数和(自身を除く): 269974896

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 535663, 1071326, 1606989, 2142652, 2678315, 3213978, 4285304, 5356630, 6427956, 8034945, 8570608, 10713260, 12855912, 16069890, 21426520, 25711824, 32139780, 42853040, 64279560, 128559120]

約数ペア:

[(1, 128559120), (2, 64279560), (3, 42853040), (4, 32139780), (5, 25711824), (6, 21426520), (8, 16069890), (10, 12855912), (12, 10713260), (15, 8570608), (16, 8034945), (20, 6427956), (24, 5356630), (30, 4285304), (40, 3213978), (48, 2678315), (60, 2142652), (80, 1606989), (120, 1071326), (240, 535663)]