1819683840

素因数分解:

$2^{10}\times 3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{701}}^1$

素因数の和:755

約数の個数: 264

約数和(自身を含む): 6311277648

約数和(自身を除く): 4491593808

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 13, 15, 16, 20, 24, 26, 30, 32, 39, 40, 48, 52, 60, 64, 65, 78, 80, 96, 104, 120, 128, 130, 156, 160, 169, 192, 195, 208, 240, 256, 260, 312, 320, 338, 384, 390, 416, 480, 507, 512, 520, 624, 640, 676, 701, 768, 780, 832, 845, 960, 1014, 1024, 1040, 1248, 1280, 1352, 1402, 1536, 1560, 1664, 1690, 1920, 2028, 2080, 2103, 2496, 2535, 2560, 2704, 2804, 3072, 3120, 3328, 3380, 3505, 3840, 4056, 4160, 4206, 4992, 5070, 5120, 5408, 5608, 6240, 6656, 6760, 7010, 7680, 8112, 8320, 8412, 9113, 9984, 10140, 10515, 10816, 11216, 12480, 13312, 13520, 14020, 15360, 16224, 16640, 16824, 18226, 19968, 20280, 21030, 21632, 22432, 24960, 27040, 27339, 28040, 32448, 33280, 33648, 36452, 39936, 40560, 42060, 43264, 44864, 45565, 49920, 54080, 54678, 56080, 64896, 66560, 67296, 72904, 81120, 84120, 86528, 89728, 91130, 99840, 108160, 109356, 112160, 118469, 129792, 134592, 136695, 145808, 162240, 168240, 173056, 179456, 182260, 199680, 216320, 218712, 224320, 236938, 259584, 269184, 273390, 291616, 324480, 336480, 355407, 358912, 364520, 432640, 437424, 448640, 473876, 519168, 538368, 546780, 583232, 592345, 648960, 672960, 710814, 717824, 729040, 865280, 874848, 897280, 947752, 1076736, 1093560, 1166464, 1184690, 1297920, 1345920, 1421628, 1458080, 1749696, 1777035, 1794560, 1895504, 2153472, 2187120, 2332928, 2369380, 2595840, 2691840, 2843256, 2916160, 3499392, 3554070, 3589120, 3791008, 4374240, 4665856, 4738760, 5383680, 5686512, 5832320, 6998784, 7108140, 7582016, 8748480, 9331712, 9477520, 10767360, 11373024, 11664640, 13997568, 14216280, 15164032, 17496960, 18955040, 22746048, 23329280, 27995136, 28432560, 30328064, 34993920, 37910080, 45492096, 46658560, 56865120, 60656128, 69987840, 75820160, 90984192, 113730240, 121312256, 139975680, 151640320, 181968384, 227460480, 303280640, 363936768, 454920960, 606561280, 909841920, 1819683840]

約数ペア:

[(1, 1819683840), (2, 909841920), (3, 606561280), (4, 454920960), (5, 363936768), (6, 303280640), (8, 227460480), (10, 181968384), (12, 151640320), (13, 139975680), (15, 121312256), (16, 113730240), (20, 90984192), (24, 75820160), (26, 69987840), (30, 60656128), (32, 56865120), (39, 46658560), (40, 45492096), (48, 37910080), (52, 34993920), (60, 30328064), (64, 28432560), (65, 27995136), (78, 23329280), (80, 22746048), (96, 18955040), (104, 17496960), (120, 15164032), (128, 14216280), (130, 13997568), (156, 11664640), (160, 11373024), (169, 10767360), (192, 9477520), (195, 9331712), (208, 8748480), (240, 7582016), (256, 7108140), (260, 6998784), (312, 5832320), (320, 5686512), (338, 5383680), (384, 4738760), (390, 4665856), (416, 4374240), (480, 3791008), (507, 3589120), (512, 3554070), (520, 3499392), (624, 2916160), (640, 2843256), (676, 2691840), (701, 2595840), (768, 2369380), (780, 2332928), (832, 2187120), (845, 2153472), (960, 1895504), (1014, 1794560), (1024, 1777035), (1040, 1749696), (1248, 1458080), (1280, 1421628), (1352, 1345920), (1402, 1297920), (1536, 1184690), (1560, 1166464), (1664, 1093560), (1690, 1076736), (1920, 947752), (2028, 897280), (2080, 874848), (2103, 865280), (2496, 729040), (2535, 717824), (2560, 710814), (2704, 672960), (2804, 648960), (3072, 592345), (3120, 583232), (3328, 546780), (3380, 538368), (3505, 519168), (3840, 473876), (4056, 448640), (4160, 437424), (4206, 432640), (4992, 364520), (5070, 358912), (5120, 355407), (5408, 336480), (5608, 324480), (6240, 291616), (6656, 273390), (6760, 269184), (7010, 259584), (7680, 236938), (8112, 224320), (8320, 218712), (8412, 216320), (9113, 199680), (9984, 182260), (10140, 179456), (10515, 173056), (10816, 168240), (11216, 162240), (12480, 145808), (13312, 136695), (13520, 134592), (14020, 129792), (15360, 118469), (16224, 112160), (16640, 109356), (16824, 108160), (18226, 99840), (19968, 91130), (20280, 89728), (21030, 86528), (21632, 84120), (22432, 81120), (24960, 72904), (27040, 67296), (27339, 66560), (28040, 64896), (32448, 56080), (33280, 54678), (33648, 54080), (36452, 49920), (39936, 45565), (40560, 44864), (42060, 43264)]