1321581960

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1223687}}^1$

素因数の和:1223707

約数の個数: 64

約数和(自身を含む): 4405276800

約数和(自身を除く): 3083694840

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, 1223687, 2447374, 3671061, 4894748, 6118435, 7342122, 9789496, 11013183, 12236870, 14684244, 18355305, 22026366, 24473740, 29368488, 33039549, 36710610, 44052732, 48947480, 55065915, 66079098, 73421220, 88105464, 110131830, 132158196, 146842440, 165197745, 220263660, 264316392, 330395490, 440527320, 660790980, 1321581960]

約数ペア:

[(1, 1321581960), (2, 660790980), (3, 440527320), (4, 330395490), (5, 264316392), (6, 220263660), (8, 165197745), (9, 146842440), (10, 132158196), (12, 110131830), (15, 88105464), (18, 73421220), (20, 66079098), (24, 55065915), (27, 48947480), (30, 44052732), (36, 36710610), (40, 33039549), (45, 29368488), (54, 24473740), (60, 22026366), (72, 18355305), (90, 14684244), (108, 12236870), (120, 11013183), (135, 9789496), (180, 7342122), (216, 6118435), (270, 4894748), (360, 3671061), (540, 2447374), (1080, 1223687)]