75480720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{251}}^1$

素因数の和:453

約数の個数: 160

約数和(自身を含む): 269982720

約数和(自身を除く): 194502000

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 179, 210, 240, 251, 280, 336, 358, 420, 502, 537, 560, 716, 753, 840, 895, 1004, 1074, 1253, 1255, 1432, 1506, 1680, 1757, 1790, 2008, 2148, 2506, 2510, 2685, 2864, 3012, 3514, 3580, 3759, 3765, 4016, 4296, 5012, 5020, 5271, 5370, 6024, 6265, 7028, 7160, 7518, 7530, 8592, 8785, 10024, 10040, 10542, 10740, 12048, 12530, 14056, 14320, 15036, 15060, 17570, 18795, 20048, 20080, 21084, 21480, 25060, 26355, 28112, 30072, 30120, 35140, 37590, 42168, 42960, 44929, 50120, 52710, 60144, 60240, 70280, 75180, 84336, 89858, 100240, 105420, 134787, 140560, 150360, 179716, 210840, 224645, 269574, 300720, 314503, 359432, 421680, 449290, 539148, 629006, 673935, 718864, 898580, 943509, 1078296, 1258012, 1347870, 1572515, 1797160, 1887018, 2156592, 2516024, 2695740, 3145030, 3594320, 3774036, 4717545, 5032048, 5391480, 6290060, 7548072, 9435090, 10782960, 12580120, 15096144, 18870180, 25160240, 37740360, 75480720]

約数ペア:

[(1, 75480720), (2, 37740360), (3, 25160240), (4, 18870180), (5, 15096144), (6, 12580120), (7, 10782960), (8, 9435090), (10, 7548072), (12, 6290060), (14, 5391480), (15, 5032048), (16, 4717545), (20, 3774036), (21, 3594320), (24, 3145030), (28, 2695740), (30, 2516024), (35, 2156592), (40, 1887018), (42, 1797160), (48, 1572515), (56, 1347870), (60, 1258012), (70, 1078296), (80, 943509), (84, 898580), (105, 718864), (112, 673935), (120, 629006), (140, 539148), (168, 449290), (179, 421680), (210, 359432), (240, 314503), (251, 300720), (280, 269574), (336, 224645), (358, 210840), (420, 179716), (502, 150360), (537, 140560), (560, 134787), (716, 105420), (753, 100240), (840, 89858), (895, 84336), (1004, 75180), (1074, 70280), (1253, 60240), (1255, 60144), (1432, 52710), (1506, 50120), (1680, 44929), (1757, 42960), (1790, 42168), (2008, 37590), (2148, 35140), (2506, 30120), (2510, 30072), (2685, 28112), (2864, 26355), (3012, 25060), (3514, 21480), (3580, 21084), (3759, 20080), (3765, 20048), (4016, 18795), (4296, 17570), (5012, 15060), (5020, 15036), (5271, 14320), (5370, 14056), (6024, 12530), (6265, 12048), (7028, 10740), (7160, 10542), (7518, 10040), (7530, 10024), (8592, 8785)]