81011880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{75011}}^1$

素因数の和:75031

約数の個数: 64

約数和(自身を含む): 270043200

約数和(自身を除く): 189031320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 75011, 150022, 225033, 300044, 375055, 450066, 600088, 675099, 750110, 900132, 1125165, 1350198, 1500220, 1800264, 2025297, 2250330, 2700396, 3000440, 3375495, 4050594, 4500660, 5400792, 6750990, 8101188, 9001320, 10126485, 13501980, 16202376, 20252970, 27003960, 40505940, 81011880]

約数ペア:

[(1, 81011880), (2, 40505940), (3, 27003960), (4, 20252970), (5, 16202376), (6, 13501980), (8, 10126485), (9, 9001320), (10, 8101188), (12, 6750990), (15, 5400792), (18, 4500660), (20, 4050594), (24, 3375495), (27, 3000440), (30, 2700396), (36, 2250330), (40, 2025297), (45, 1800264), (54, 1500220), (60, 1350198), (72, 1125165), (90, 900132), (108, 750110), (120, 675099), (135, 600088), (180, 450066), (216, 375055), (270, 300044), (360, 225033), (540, 150022), (1080, 75011)]