71203680

素因数分解:

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

素因数の和:469

約数の個数: 144

約数和(自身を含む): 245188944

約数和(自身を除く): 173985264

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 144, 160, 180, 197, 240, 251, 288, 360, 394, 480, 502, 591, 720, 753, 788, 985, 1004, 1182, 1255, 1440, 1506, 1576, 1773, 1970, 2008, 2259, 2364, 2510, 2955, 3012, 3152, 3546, 3765, 3940, 4016, 4518, 4728, 5020, 5910, 6024, 6304, 7092, 7530, 7880, 8032, 8865, 9036, 9456, 10040, 11295, 11820, 12048, 14184, 15060, 15760, 17730, 18072, 18912, 20080, 22590, 23640, 24096, 28368, 30120, 31520, 35460, 36144, 40160, 45180, 47280, 49447, 56736, 60240, 70920, 72288, 90360, 94560, 98894, 120480, 141840, 148341, 180720, 197788, 247235, 283680, 296682, 361440, 395576, 445023, 494470, 593364, 741705, 791152, 890046, 988940, 1186728, 1483410, 1582304, 1780092, 1977880, 2225115, 2373456, 2966820, 3560184, 3955760, 4450230, 4746912, 5933640, 7120368, 7911520, 8900460, 11867280, 14240736, 17800920, 23734560, 35601840, 71203680]

約数ペア:

[(1, 71203680), (2, 35601840), (3, 23734560), (4, 17800920), (5, 14240736), (6, 11867280), (8, 8900460), (9, 7911520), (10, 7120368), (12, 5933640), (15, 4746912), (16, 4450230), (18, 3955760), (20, 3560184), (24, 2966820), (30, 2373456), (32, 2225115), (36, 1977880), (40, 1780092), (45, 1582304), (48, 1483410), (60, 1186728), (72, 988940), (80, 890046), (90, 791152), (96, 741705), (120, 593364), (144, 494470), (160, 445023), (180, 395576), (197, 361440), (240, 296682), (251, 283680), (288, 247235), (360, 197788), (394, 180720), (480, 148341), (502, 141840), (591, 120480), (720, 98894), (753, 94560), (788, 90360), (985, 72288), (1004, 70920), (1182, 60240), (1255, 56736), (1440, 49447), (1506, 47280), (1576, 45180), (1773, 40160), (1970, 36144), (2008, 35460), (2259, 31520), (2364, 30120), (2510, 28368), (2955, 24096), (3012, 23640), (3152, 22590), (3546, 20080), (3765, 18912), (3940, 18072), (4016, 17730), (4518, 15760), (4728, 15060), (5020, 14184), (5910, 12048), (6024, 11820), (6304, 11295), (7092, 10040), (7530, 9456), (7880, 9036), (8032, 8865)]