21546000

素因数分解:

$2^4\times 3^4\times 5^3\times 7^1\times {\mathrm{19}}^1$

素因数の和:61

約数の個数: 400

約数和(自身を含む): 93624960

約数和(自身を除く): 72078960

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 25, 27, 28, 30, 35, 36, 38, 40, 42, 45, 48, 50, 54, 56, 57, 60, 63, 70, 72, 75, 76, 80, 81, 84, 90, 95, 100, 105, 108, 112, 114, 120, 125, 126, 133, 135, 140, 144, 150, 152, 162, 168, 171, 175, 180, 189, 190, 200, 210, 216, 225, 228, 240, 250, 252, 266, 270, 280, 285, 300, 304, 315, 324, 336, 342, 350, 360, 375, 378, 380, 399, 400, 405, 420, 432, 450, 456, 475, 500, 504, 513, 525, 532, 540, 560, 567, 570, 600, 630, 648, 665, 675, 684, 700, 720, 750, 756, 760, 798, 810, 840, 855, 875, 900, 912, 945, 950, 1000, 1008, 1026, 1050, 1064, 1080, 1125, 1134, 1140, 1197, 1200, 1260, 1296, 1330, 1350, 1368, 1400, 1425, 1500, 1512, 1520, 1539, 1575, 1596, 1620, 1680, 1710, 1750, 1800, 1890, 1900, 1995, 2000, 2025, 2052, 2100, 2128, 2160, 2250, 2268, 2280, 2375, 2394, 2520, 2565, 2625, 2660, 2700, 2736, 2800, 2835, 2850, 3000, 3024, 3078, 3150, 3192, 3240, 3325, 3375, 3420, 3500, 3591, 3600, 3780, 3800, 3990, 4050, 4104, 4200, 4275, 4500, 4536, 4560, 4725, 4750, 4788, 5040, 5130, 5250, 5320, 5400, 5670, 5700, 5985, 6000, 6156, 6300, 6384, 6480, 6650, 6750, 6840, 7000, 7125, 7182, 7560, 7600, 7695, 7875, 7980, 8100, 8208, 8400, 8550, 9000, 9072, 9450, 9500, 9576, 9975, 10125, 10260, 10500, 10640, 10773, 10800, 11340, 11400, 11970, 12312, 12600, 12825, 13300, 13500, 13680, 14000, 14175, 14250, 14364, 15120, 15390, 15750, 15960, 16200, 16625, 17100, 17955, 18000, 18900, 19000, 19152, 19950, 20250, 20520, 21000, 21375, 21546, 22680, 22800, 23625, 23940, 24624, 25200, 25650, 26600, 27000, 28350, 28500, 28728, 29925, 30780, 31500, 31920, 32400, 33250, 34200, 35910, 37800, 38000, 38475, 39900, 40500, 41040, 42000, 42750, 43092, 45360, 47250, 47880, 49875, 51300, 53200, 53865, 54000, 56700, 57000, 57456, 59850, 61560, 63000, 64125, 66500, 68400, 70875, 71820, 75600, 76950, 79800, 81000, 85500, 86184, 89775, 94500, 95760, 99750, 102600, 107730, 113400, 114000, 119700, 123120, 126000, 128250, 133000, 141750, 143640, 149625, 153900, 159600, 162000, 171000, 172368, 179550, 189000, 192375, 199500, 205200, 215460, 226800, 239400, 256500, 266000, 269325, 283500, 287280, 299250, 307800, 342000, 359100, 378000, 384750, 399000, 430920, 448875, 478800, 513000, 538650, 567000, 598500, 615600, 718200, 769500, 798000, 861840, 897750, 1026000, 1077300, 1134000, 1197000, 1346625, 1436400, 1539000, 1795500, 2154600, 2394000, 2693250, 3078000, 3591000, 4309200, 5386500, 7182000, 10773000, 21546000]

約数ペア:

[(1, 21546000), (2, 10773000), (3, 7182000), (4, 5386500), (5, 4309200), (6, 3591000), (7, 3078000), (8, 2693250), (9, 2394000), (10, 2154600), (12, 1795500), (14, 1539000), (15, 1436400), (16, 1346625), (18, 1197000), (19, 1134000), (20, 1077300), (21, 1026000), (24, 897750), (25, 861840), (27, 798000), (28, 769500), (30, 718200), (35, 615600), (36, 598500), (38, 567000), (40, 538650), (42, 513000), (45, 478800), (48, 448875), (50, 430920), (54, 399000), (56, 384750), (57, 378000), (60, 359100), (63, 342000), (70, 307800), (72, 299250), (75, 287280), (76, 283500), (80, 269325), (81, 266000), (84, 256500), (90, 239400), (95, 226800), (100, 215460), (105, 205200), (108, 199500), (112, 192375), (114, 189000), (120, 179550), (125, 172368), (126, 171000), (133, 162000), (135, 159600), (140, 153900), (144, 149625), (150, 143640), (152, 141750), (162, 133000), (168, 128250), (171, 126000), (175, 123120), (180, 119700), (189, 114000), (190, 113400), (200, 107730), (210, 102600), (216, 99750), (225, 95760), (228, 94500), (240, 89775), (250, 86184), (252, 85500), (266, 81000), (270, 79800), (280, 76950), (285, 75600), (300, 71820), (304, 70875), (315, 68400), (324, 66500), (336, 64125), (342, 63000), (350, 61560), (360, 59850), (375, 57456), (378, 57000), (380, 56700), (399, 54000), (400, 53865), (405, 53200), (420, 51300), (432, 49875), (450, 47880), (456, 47250), (475, 45360), (500, 43092), (504, 42750), (513, 42000), (525, 41040), (532, 40500), (540, 39900), (560, 38475), (567, 38000), (570, 37800), (600, 35910), (630, 34200), (648, 33250), (665, 32400), (675, 31920), (684, 31500), (700, 30780), (720, 29925), (750, 28728), (756, 28500), (760, 28350), (798, 27000), (810, 26600), (840, 25650), (855, 25200), (875, 24624), (900, 23940), (912, 23625), (945, 22800), (950, 22680), (1000, 21546), (1008, 21375), (1026, 21000), (1050, 20520), (1064, 20250), (1080, 19950), (1125, 19152), (1134, 19000), (1140, 18900), (1197, 18000), (1200, 17955), (1260, 17100), (1296, 16625), (1330, 16200), (1350, 15960), (1368, 15750), (1400, 15390), (1425, 15120), (1500, 14364), (1512, 14250), (1520, 14175), (1539, 14000), (1575, 13680), (1596, 13500), (1620, 13300), (1680, 12825), (1710, 12600), (1750, 12312), (1800, 11970), (1890, 11400), (1900, 11340), (1995, 10800), (2000, 10773), (2025, 10640), (2052, 10500), (2100, 10260), (2128, 10125), (2160, 9975), (2250, 9576), (2268, 9500), (2280, 9450), (2375, 9072), (2394, 9000), (2520, 8550), (2565, 8400), (2625, 8208), (2660, 8100), (2700, 7980), (2736, 7875), (2800, 7695), (2835, 7600), (2850, 7560), (3000, 7182), (3024, 7125), (3078, 7000), (3150, 6840), (3192, 6750), (3240, 6650), (3325, 6480), (3375, 6384), (3420, 6300), (3500, 6156), (3591, 6000), (3600, 5985), (3780, 5700), (3800, 5670), (3990, 5400), (4050, 5320), (4104, 5250), (4200, 5130), (4275, 5040), (4500, 4788), (4536, 4750), (4560, 4725)]