905383680

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{137}}^1\times {\mathrm{1721}}^1$

素因数の和:1882

約数の個数: 144

約数和(自身を含む): 2914367904

約数和(自身を除く): 2008984224

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 120, 128, 137, 160, 192, 240, 256, 274, 320, 384, 411, 480, 548, 640, 685, 768, 822, 960, 1096, 1280, 1370, 1644, 1721, 1920, 2055, 2192, 2740, 3288, 3442, 3840, 4110, 4384, 5163, 5480, 6576, 6884, 8220, 8605, 8768, 10326, 10960, 13152, 13768, 16440, 17210, 17536, 20652, 21920, 25815, 26304, 27536, 32880, 34420, 35072, 41304, 43840, 51630, 52608, 55072, 65760, 68840, 82608, 87680, 103260, 105216, 110144, 131520, 137680, 165216, 175360, 206520, 220288, 235777, 263040, 275360, 330432, 413040, 440576, 471554, 526080, 550720, 660864, 707331, 826080, 943108, 1101440, 1178885, 1321728, 1414662, 1652160, 1886216, 2202880, 2357770, 2829324, 3304320, 3536655, 3772432, 4715540, 5658648, 6608640, 7073310, 7544864, 9431080, 11317296, 14146620, 15089728, 18862160, 22634592, 28293240, 30179456, 37724320, 45269184, 56586480, 60358912, 75448640, 90538368, 113172960, 150897280, 181076736, 226345920, 301794560, 452691840, 905383680]

約数ペア:

[(1, 905383680), (2, 452691840), (3, 301794560), (4, 226345920), (5, 181076736), (6, 150897280), (8, 113172960), (10, 90538368), (12, 75448640), (15, 60358912), (16, 56586480), (20, 45269184), (24, 37724320), (30, 30179456), (32, 28293240), (40, 22634592), (48, 18862160), (60, 15089728), (64, 14146620), (80, 11317296), (96, 9431080), (120, 7544864), (128, 7073310), (137, 6608640), (160, 5658648), (192, 4715540), (240, 3772432), (256, 3536655), (274, 3304320), (320, 2829324), (384, 2357770), (411, 2202880), (480, 1886216), (548, 1652160), (640, 1414662), (685, 1321728), (768, 1178885), (822, 1101440), (960, 943108), (1096, 826080), (1280, 707331), (1370, 660864), (1644, 550720), (1721, 526080), (1920, 471554), (2055, 440576), (2192, 413040), (2740, 330432), (3288, 275360), (3442, 263040), (3840, 235777), (4110, 220288), (4384, 206520), (5163, 175360), (5480, 165216), (6576, 137680), (6884, 131520), (8220, 110144), (8605, 105216), (8768, 103260), (10326, 87680), (10960, 82608), (13152, 68840), (13768, 65760), (16440, 55072), (17210, 52608), (17536, 51630), (20652, 43840), (21920, 41304), (25815, 35072), (26304, 34420), (27536, 32880)]