6561000

素因数分解:

$2^3\times 3^8\times 5^3$

素因数の和:45

約数の個数: 144

約数和(自身を含む): 23027940

約数和(自身を除く): 16466940

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 25, 27, 30, 36, 40, 45, 50, 54, 60, 72, 75, 81, 90, 100, 108, 120, 125, 135, 150, 162, 180, 200, 216, 225, 243, 250, 270, 300, 324, 360, 375, 405, 450, 486, 500, 540, 600, 648, 675, 729, 750, 810, 900, 972, 1000, 1080, 1125, 1215, 1350, 1458, 1500, 1620, 1800, 1944, 2025, 2187, 2250, 2430, 2700, 2916, 3000, 3240, 3375, 3645, 4050, 4374, 4500, 4860, 5400, 5832, 6075, 6561, 6750, 7290, 8100, 8748, 9000, 9720, 10125, 10935, 12150, 13122, 13500, 14580, 16200, 17496, 18225, 20250, 21870, 24300, 26244, 27000, 29160, 30375, 32805, 36450, 40500, 43740, 48600, 52488, 54675, 60750, 65610, 72900, 81000, 87480, 91125, 109350, 121500, 131220, 145800, 164025, 182250, 218700, 243000, 262440, 273375, 328050, 364500, 437400, 546750, 656100, 729000, 820125, 1093500, 1312200, 1640250, 2187000, 3280500, 6561000]

約数ペア:

[(1, 6561000), (2, 3280500), (3, 2187000), (4, 1640250), (5, 1312200), (6, 1093500), (8, 820125), (9, 729000), (10, 656100), (12, 546750), (15, 437400), (18, 364500), (20, 328050), (24, 273375), (25, 262440), (27, 243000), (30, 218700), (36, 182250), (40, 164025), (45, 145800), (50, 131220), (54, 121500), (60, 109350), (72, 91125), (75, 87480), (81, 81000), (90, 72900), (100, 65610), (108, 60750), (120, 54675), (125, 52488), (135, 48600), (150, 43740), (162, 40500), (180, 36450), (200, 32805), (216, 30375), (225, 29160), (243, 27000), (250, 26244), (270, 24300), (300, 21870), (324, 20250), (360, 18225), (375, 17496), (405, 16200), (450, 14580), (486, 13500), (500, 13122), (540, 12150), (600, 10935), (648, 10125), (675, 9720), (729, 9000), (750, 8748), (810, 8100), (900, 7290), (972, 6750), (1000, 6561), (1080, 6075), (1125, 5832), (1215, 5400), (1350, 4860), (1458, 4500), (1500, 4374), (1620, 4050), (1800, 3645), (1944, 3375), (2025, 3240), (2187, 3000), (2250, 2916), (2430, 2700)]