28821960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{26687}}^1$

素因数の和:26707

約数の個数: 64

約数和(自身を含む): 96076800

約数和(自身を除く): 67254840

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, 26687, 53374, 80061, 106748, 133435, 160122, 213496, 240183, 266870, 320244, 400305, 480366, 533740, 640488, 720549, 800610, 960732, 1067480, 1200915, 1441098, 1601220, 1921464, 2401830, 2882196, 3202440, 3602745, 4803660, 5764392, 7205490, 9607320, 14410980, 28821960]

約数ペア:

[(1, 28821960), (2, 14410980), (3, 9607320), (4, 7205490), (5, 5764392), (6, 4803660), (8, 3602745), (9, 3202440), (10, 2882196), (12, 2401830), (15, 1921464), (18, 1601220), (20, 1441098), (24, 1200915), (27, 1067480), (30, 960732), (36, 800610), (40, 720549), (45, 640488), (54, 533740), (60, 480366), (72, 400305), (90, 320244), (108, 266870), (120, 240183), (135, 213496), (180, 160122), (216, 133435), (270, 106748), (360, 80061), (540, 53374), (1080, 26687)]