280241505

素因数分解:

$3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{11597}}^1$

素因数の和:11790

約数の個数: 32

約数和(自身を含む): 501033600

約数和(自身を除く): 220792095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 179, 537, 895, 1611, 2685, 4833, 8055, 11597, 24165, 34791, 57985, 104373, 173955, 313119, 521865, 1565595, 2075863, 6227589, 10379315, 18682767, 31137945, 56048301, 93413835, 280241505]

約数ペア:

[(1, 280241505), (3, 93413835), (5, 56048301), (9, 31137945), (15, 18682767), (27, 10379315), (45, 6227589), (135, 2075863), (179, 1565595), (537, 521865), (895, 313119), (1611, 173955), (2685, 104373), (4833, 57985), (8055, 34791), (11597, 24165)]