208189440

素因数分解:

$2^{11}\times 3^4\times 5^1\times {\mathrm{251}}^1$

素因数の和:290

約数の個数: 240

約数和(自身を含む): 749188440

約数和(自身を除く): 540999000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 81, 90, 96, 108, 120, 128, 135, 144, 160, 162, 180, 192, 216, 240, 251, 256, 270, 288, 320, 324, 360, 384, 405, 432, 480, 502, 512, 540, 576, 640, 648, 720, 753, 768, 810, 864, 960, 1004, 1024, 1080, 1152, 1255, 1280, 1296, 1440, 1506, 1536, 1620, 1728, 1920, 2008, 2048, 2160, 2259, 2304, 2510, 2560, 2592, 2880, 3012, 3072, 3240, 3456, 3765, 3840, 4016, 4320, 4518, 4608, 5020, 5120, 5184, 5760, 6024, 6144, 6480, 6777, 6912, 7530, 7680, 8032, 8640, 9036, 9216, 10040, 10240, 10368, 11295, 11520, 12048, 12960, 13554, 13824, 15060, 15360, 16064, 17280, 18072, 18432, 20080, 20331, 20736, 22590, 23040, 24096, 25920, 27108, 27648, 30120, 30720, 32128, 33885, 34560, 36144, 40160, 40662, 41472, 45180, 46080, 48192, 51840, 54216, 55296, 60240, 64256, 67770, 69120, 72288, 80320, 81324, 82944, 90360, 92160, 96384, 101655, 103680, 108432, 120480, 128512, 135540, 138240, 144576, 160640, 162648, 165888, 180720, 192768, 203310, 207360, 216864, 240960, 257024, 271080, 276480, 289152, 321280, 325296, 361440, 385536, 406620, 414720, 433728, 481920, 514048, 542160, 578304, 642560, 650592, 722880, 771072, 813240, 829440, 867456, 963840, 1084320, 1156608, 1285120, 1301184, 1445760, 1542144, 1626480, 1734912, 1927680, 2168640, 2313216, 2570240, 2602368, 2891520, 3252960, 3469824, 3855360, 4337280, 4626432, 5204736, 5783040, 6505920, 6939648, 7710720, 8674560, 10409472, 11566080, 13011840, 13879296, 17349120, 20818944, 23132160, 26023680, 34698240, 41637888, 52047360, 69396480, 104094720, 208189440]

約数ペア:

[(1, 208189440), (2, 104094720), (3, 69396480), (4, 52047360), (5, 41637888), (6, 34698240), (8, 26023680), (9, 23132160), (10, 20818944), (12, 17349120), (15, 13879296), (16, 13011840), (18, 11566080), (20, 10409472), (24, 8674560), (27, 7710720), (30, 6939648), (32, 6505920), (36, 5783040), (40, 5204736), (45, 4626432), (48, 4337280), (54, 3855360), (60, 3469824), (64, 3252960), (72, 2891520), (80, 2602368), (81, 2570240), (90, 2313216), (96, 2168640), (108, 1927680), (120, 1734912), (128, 1626480), (135, 1542144), (144, 1445760), (160, 1301184), (162, 1285120), (180, 1156608), (192, 1084320), (216, 963840), (240, 867456), (251, 829440), (256, 813240), (270, 771072), (288, 722880), (320, 650592), (324, 642560), (360, 578304), (384, 542160), (405, 514048), (432, 481920), (480, 433728), (502, 414720), (512, 406620), (540, 385536), (576, 361440), (640, 325296), (648, 321280), (720, 289152), (753, 276480), (768, 271080), (810, 257024), (864, 240960), (960, 216864), (1004, 207360), (1024, 203310), (1080, 192768), (1152, 180720), (1255, 165888), (1280, 162648), (1296, 160640), (1440, 144576), (1506, 138240), (1536, 135540), (1620, 128512), (1728, 120480), (1920, 108432), (2008, 103680), (2048, 101655), (2160, 96384), (2259, 92160), (2304, 90360), (2510, 82944), (2560, 81324), (2592, 80320), (2880, 72288), (3012, 69120), (3072, 67770), (3240, 64256), (3456, 60240), (3765, 55296), (3840, 54216), (4016, 51840), (4320, 48192), (4518, 46080), (4608, 45180), (5020, 41472), (5120, 40662), (5184, 40160), (5760, 36144), (6024, 34560), (6144, 33885), (6480, 32128), (6777, 30720), (6912, 30120), (7530, 27648), (7680, 27108), (8032, 25920), (8640, 24096), (9036, 23040), (9216, 22590), (10040, 20736), (10240, 20331), (10368, 20080), (11295, 18432), (11520, 18072), (12048, 17280), (12960, 16064), (13554, 15360), (13824, 15060)]