209963520

素因数分解:

$2^9\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{701}}^1$

素因数の和:743

約数の個数: 240

約数和(自身を含む): 784215432

約数和(自身を除く): 574251912

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 288, 312, 320, 360, 384, 390, 416, 468, 480, 512, 520, 576, 585, 624, 640, 701, 720, 768, 780, 832, 936, 960, 1040, 1152, 1170, 1248, 1280, 1402, 1440, 1536, 1560, 1664, 1872, 1920, 2080, 2103, 2304, 2340, 2496, 2560, 2804, 2880, 3120, 3328, 3505, 3744, 3840, 4160, 4206, 4608, 4680, 4992, 5608, 5760, 6240, 6309, 6656, 7010, 7488, 7680, 8320, 8412, 9113, 9360, 9984, 10515, 11216, 11520, 12480, 12618, 14020, 14976, 16640, 16824, 18226, 18720, 19968, 21030, 22432, 23040, 24960, 25236, 27339, 28040, 29952, 31545, 33280, 33648, 36452, 37440, 42060, 44864, 45565, 49920, 50472, 54678, 56080, 59904, 63090, 67296, 72904, 74880, 82017, 84120, 89728, 91130, 99840, 100944, 109356, 112160, 126180, 134592, 136695, 145808, 149760, 164034, 168240, 179456, 182260, 201888, 218712, 224320, 252360, 269184, 273390, 291616, 299520, 328068, 336480, 358912, 364520, 403776, 410085, 437424, 448640, 504720, 538368, 546780, 583232, 656136, 672960, 729040, 807552, 820170, 874848, 897280, 1009440, 1076736, 1093560, 1166464, 1312272, 1345920, 1458080, 1615104, 1640340, 1749696, 1794560, 2018880, 2187120, 2332928, 2624544, 2691840, 2916160, 3230208, 3280680, 3499392, 4037760, 4374240, 4665856, 5249088, 5383680, 5832320, 6561360, 6998784, 8075520, 8748480, 10498176, 11664640, 13122720, 13997568, 16151040, 17496960, 20996352, 23329280, 26245440, 34993920, 41992704, 52490880, 69987840, 104981760, 209963520]

約数ペア:

[(1, 209963520), (2, 104981760), (3, 69987840), (4, 52490880), (5, 41992704), (6, 34993920), (8, 26245440), (9, 23329280), (10, 20996352), (12, 17496960), (13, 16151040), (15, 13997568), (16, 13122720), (18, 11664640), (20, 10498176), (24, 8748480), (26, 8075520), (30, 6998784), (32, 6561360), (36, 5832320), (39, 5383680), (40, 5249088), (45, 4665856), (48, 4374240), (52, 4037760), (60, 3499392), (64, 3280680), (65, 3230208), (72, 2916160), (78, 2691840), (80, 2624544), (90, 2332928), (96, 2187120), (104, 2018880), (117, 1794560), (120, 1749696), (128, 1640340), (130, 1615104), (144, 1458080), (156, 1345920), (160, 1312272), (180, 1166464), (192, 1093560), (195, 1076736), (208, 1009440), (234, 897280), (240, 874848), (256, 820170), (260, 807552), (288, 729040), (312, 672960), (320, 656136), (360, 583232), (384, 546780), (390, 538368), (416, 504720), (468, 448640), (480, 437424), (512, 410085), (520, 403776), (576, 364520), (585, 358912), (624, 336480), (640, 328068), (701, 299520), (720, 291616), (768, 273390), (780, 269184), (832, 252360), (936, 224320), (960, 218712), (1040, 201888), (1152, 182260), (1170, 179456), (1248, 168240), (1280, 164034), (1402, 149760), (1440, 145808), (1536, 136695), (1560, 134592), (1664, 126180), (1872, 112160), (1920, 109356), (2080, 100944), (2103, 99840), (2304, 91130), (2340, 89728), (2496, 84120), (2560, 82017), (2804, 74880), (2880, 72904), (3120, 67296), (3328, 63090), (3505, 59904), (3744, 56080), (3840, 54678), (4160, 50472), (4206, 49920), (4608, 45565), (4680, 44864), (4992, 42060), (5608, 37440), (5760, 36452), (6240, 33648), (6309, 33280), (6656, 31545), (7010, 29952), (7488, 28040), (7680, 27339), (8320, 25236), (8412, 24960), (9113, 23040), (9360, 22432), (9984, 21030), (10515, 19968), (11216, 18720), (11520, 18226), (12480, 16824), (12618, 16640), (14020, 14976)]