666585720

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{251}}^1\times {\mathrm{2459}}^1$

素因数の和:2730

約数の個数: 128

約数和(自身を含む): 2231712000

約数和(自身を除く): 1565126280

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, 251, 270, 360, 502, 540, 753, 1004, 1080, 1255, 1506, 2008, 2259, 2459, 2510, 3012, 3765, 4518, 4918, 5020, 6024, 6777, 7377, 7530, 9036, 9836, 10040, 11295, 12295, 13554, 14754, 15060, 18072, 19672, 22131, 22590, 24590, 27108, 29508, 30120, 33885, 36885, 44262, 45180, 49180, 54216, 59016, 66393, 67770, 73770, 88524, 90360, 98360, 110655, 132786, 135540, 147540, 177048, 221310, 265572, 271080, 295080, 331965, 442620, 531144, 617209, 663930, 885240, 1234418, 1327860, 1851627, 2468836, 2655720, 3086045, 3703254, 4937672, 5554881, 6172090, 7406508, 9258135, 11109762, 12344180, 14813016, 16664643, 18516270, 22219524, 24688360, 27774405, 33329286, 37032540, 44439048, 55548810, 66658572, 74065080, 83323215, 111097620, 133317144, 166646430, 222195240, 333292860, 666585720]

約数ペア:

[(1, 666585720), (2, 333292860), (3, 222195240), (4, 166646430), (5, 133317144), (6, 111097620), (8, 83323215), (9, 74065080), (10, 66658572), (12, 55548810), (15, 44439048), (18, 37032540), (20, 33329286), (24, 27774405), (27, 24688360), (30, 22219524), (36, 18516270), (40, 16664643), (45, 14813016), (54, 12344180), (60, 11109762), (72, 9258135), (90, 7406508), (108, 6172090), (120, 5554881), (135, 4937672), (180, 3703254), (216, 3086045), (251, 2655720), (270, 2468836), (360, 1851627), (502, 1327860), (540, 1234418), (753, 885240), (1004, 663930), (1080, 617209), (1255, 531144), (1506, 442620), (2008, 331965), (2259, 295080), (2459, 271080), (2510, 265572), (3012, 221310), (3765, 177048), (4518, 147540), (4918, 135540), (5020, 132786), (6024, 110655), (6777, 98360), (7377, 90360), (7530, 88524), (9036, 73770), (9836, 67770), (10040, 66393), (11295, 59016), (12295, 54216), (13554, 49180), (14754, 45180), (15060, 44262), (18072, 36885), (19672, 33885), (22131, 30120), (22590, 29508), (24590, 27108)]