17800920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{197}}^1\times {\mathrm{251}}^1$

素因数の和:465

約数の個数: 96

約数和(自身を含む): 58378320

約数和(自身を除く): 40577400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 197, 251, 360, 394, 502, 591, 753, 788, 985, 1004, 1182, 1255, 1506, 1576, 1773, 1970, 2008, 2259, 2364, 2510, 2955, 3012, 3546, 3765, 3940, 4518, 4728, 5020, 5910, 6024, 7092, 7530, 7880, 8865, 9036, 10040, 11295, 11820, 14184, 15060, 17730, 18072, 22590, 23640, 30120, 35460, 45180, 49447, 70920, 90360, 98894, 148341, 197788, 247235, 296682, 395576, 445023, 494470, 593364, 741705, 890046, 988940, 1186728, 1483410, 1780092, 1977880, 2225115, 2966820, 3560184, 4450230, 5933640, 8900460, 17800920]

約数ペア:

[(1, 17800920), (2, 8900460), (3, 5933640), (4, 4450230), (5, 3560184), (6, 2966820), (8, 2225115), (9, 1977880), (10, 1780092), (12, 1483410), (15, 1186728), (18, 988940), (20, 890046), (24, 741705), (30, 593364), (36, 494470), (40, 445023), (45, 395576), (60, 296682), (72, 247235), (90, 197788), (120, 148341), (180, 98894), (197, 90360), (251, 70920), (360, 49447), (394, 45180), (502, 35460), (591, 30120), (753, 23640), (788, 22590), (985, 18072), (1004, 17730), (1182, 15060), (1255, 14184), (1506, 11820), (1576, 11295), (1773, 10040), (1970, 9036), (2008, 8865), (2259, 7880), (2364, 7530), (2510, 7092), (2955, 6024), (3012, 5910), (3546, 5020), (3765, 4728), (3940, 4518)]