1996807680

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{4127}}^1$

素因数の和:4166

約数の個数: 320

約数和(自身を含む): 8108052480

約数和(自身を除く): 6111244800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 512, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1536, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2560, 2688, 2880, 3024, 3360, 3456, 3584, 3780, 3840, 4032, 4127, 4320, 4480, 4608, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 7680, 8064, 8254, 8640, 8960, 10080, 10752, 11520, 12096, 12381, 13440, 13824, 15120, 16128, 16508, 17280, 17920, 20160, 20635, 23040, 24192, 24762, 26880, 28889, 30240, 32256, 33016, 34560, 37143, 40320, 41270, 48384, 49524, 53760, 57778, 60480, 61905, 66032, 69120, 74286, 80640, 82540, 86667, 96768, 99048, 111429, 115556, 120960, 123810, 132064, 144445, 148572, 161280, 165080, 173334, 185715, 198096, 222858, 231112, 241920, 247620, 260001, 264128, 288890, 297144, 330160, 346668, 371430, 396192, 433335, 445716, 462224, 483840, 495240, 520002, 528256, 557145, 577780, 594288, 660320, 693336, 742860, 780003, 792384, 866670, 891432, 924448, 990480, 1040004, 1056512, 1114290, 1155560, 1188576, 1300005, 1320640, 1386672, 1485720, 1560006, 1584768, 1733340, 1782864, 1848896, 1980960, 2080008, 2113024, 2228580, 2311120, 2377152, 2600010, 2641280, 2773344, 2971440, 3120012, 3169536, 3466680, 3565728, 3697792, 3900015, 3961920, 4160016, 4457160, 4622240, 4754304, 5200020, 5282560, 5546688, 5942880, 6240024, 6339072, 6933360, 7131456, 7395584, 7800030, 7923840, 8320032, 8914320, 9244480, 9508608, 10400040, 10565120, 11093376, 11885760, 12480048, 13866720, 14262912, 14791168, 15600060, 15847680, 16640064, 17828640, 18488960, 19017216, 20800080, 22186752, 23771520, 24960096, 27733440, 28525824, 31200120, 31695360, 33280128, 35657280, 36977920, 41600160, 44373504, 47543040, 49920192, 55466880, 57051648, 62400240, 66560256, 71314560, 73955840, 83200320, 95086080, 99840384, 110933760, 124800480, 133120512, 142629120, 166400640, 199680768, 221867520, 249600960, 285258240, 332801280, 399361536, 499201920, 665602560, 998403840, 1996807680]

約数ペア:

[(1, 1996807680), (2, 998403840), (3, 665602560), (4, 499201920), (5, 399361536), (6, 332801280), (7, 285258240), (8, 249600960), (9, 221867520), (10, 199680768), (12, 166400640), (14, 142629120), (15, 133120512), (16, 124800480), (18, 110933760), (20, 99840384), (21, 95086080), (24, 83200320), (27, 73955840), (28, 71314560), (30, 66560256), (32, 62400240), (35, 57051648), (36, 55466880), (40, 49920192), (42, 47543040), (45, 44373504), (48, 41600160), (54, 36977920), (56, 35657280), (60, 33280128), (63, 31695360), (64, 31200120), (70, 28525824), (72, 27733440), (80, 24960096), (84, 23771520), (90, 22186752), (96, 20800080), (105, 19017216), (108, 18488960), (112, 17828640), (120, 16640064), (126, 15847680), (128, 15600060), (135, 14791168), (140, 14262912), (144, 13866720), (160, 12480048), (168, 11885760), (180, 11093376), (189, 10565120), (192, 10400040), (210, 9508608), (216, 9244480), (224, 8914320), (240, 8320032), (252, 7923840), (256, 7800030), (270, 7395584), (280, 7131456), (288, 6933360), (315, 6339072), (320, 6240024), (336, 5942880), (360, 5546688), (378, 5282560), (384, 5200020), (420, 4754304), (432, 4622240), (448, 4457160), (480, 4160016), (504, 3961920), (512, 3900015), (540, 3697792), (560, 3565728), (576, 3466680), (630, 3169536), (640, 3120012), (672, 2971440), (720, 2773344), (756, 2641280), (768, 2600010), (840, 2377152), (864, 2311120), (896, 2228580), (945, 2113024), (960, 2080008), (1008, 1980960), (1080, 1848896), (1120, 1782864), (1152, 1733340), (1260, 1584768), (1280, 1560006), (1344, 1485720), (1440, 1386672), (1512, 1320640), (1536, 1300005), (1680, 1188576), (1728, 1155560), (1792, 1114290), (1890, 1056512), (1920, 1040004), (2016, 990480), (2160, 924448), (2240, 891432), (2304, 866670), (2520, 792384), (2560, 780003), (2688, 742860), (2880, 693336), (3024, 660320), (3360, 594288), (3456, 577780), (3584, 557145), (3780, 528256), (3840, 520002), (4032, 495240), (4127, 483840), (4320, 462224), (4480, 445716), (4608, 433335), (5040, 396192), (5376, 371430), (5760, 346668), (6048, 330160), (6720, 297144), (6912, 288890), (7560, 264128), (7680, 260001), (8064, 247620), (8254, 241920), (8640, 231112), (8960, 222858), (10080, 198096), (10752, 185715), (11520, 173334), (12096, 165080), (12381, 161280), (13440, 148572), (13824, 144445), (15120, 132064), (16128, 123810), (16508, 120960), (17280, 115556), (17920, 111429), (20160, 99048), (20635, 96768), (23040, 86667), (24192, 82540), (24762, 80640), (26880, 74286), (28889, 69120), (30240, 66032), (32256, 61905), (33016, 60480), (34560, 57778), (37143, 53760), (40320, 49524), (41270, 48384)]