1997775360

素因数分解:

$2^9\times 3^3\times 5^1\times 7^1\times {\mathrm{4129}}^1$

素因数の和:4168

約数の個数: 320

約数和(自身を含む): 8111980800

約数和(自身を除く): 6114205440

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, 4129, 4320, 4480, 4608, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 7680, 8064, 8258, 8640, 8960, 10080, 10752, 11520, 12096, 12387, 13440, 13824, 15120, 16128, 16516, 17280, 17920, 20160, 20645, 23040, 24192, 24774, 26880, 28903, 30240, 32256, 33032, 34560, 37161, 40320, 41290, 48384, 49548, 53760, 57806, 60480, 61935, 66064, 69120, 74322, 80640, 82580, 86709, 96768, 99096, 111483, 115612, 120960, 123870, 132128, 144515, 148644, 161280, 165160, 173418, 185805, 198192, 222966, 231224, 241920, 247740, 260127, 264256, 289030, 297288, 330320, 346836, 371610, 396384, 433545, 445932, 462448, 483840, 495480, 520254, 528512, 557415, 578060, 594576, 660640, 693672, 743220, 780381, 792768, 867090, 891864, 924896, 990960, 1040508, 1057024, 1114830, 1156120, 1189152, 1300635, 1321280, 1387344, 1486440, 1560762, 1585536, 1734180, 1783728, 1849792, 1981920, 2081016, 2114048, 2229660, 2312240, 2378304, 2601270, 2642560, 2774688, 2972880, 3121524, 3171072, 3468360, 3567456, 3699584, 3901905, 3963840, 4162032, 4459320, 4624480, 4756608, 5202540, 5285120, 5549376, 5945760, 6243048, 6342144, 6936720, 7134912, 7399168, 7803810, 7927680, 8324064, 8918640, 9248960, 9513216, 10405080, 10570240, 11098752, 11891520, 12486096, 13873440, 14269824, 14798336, 15607620, 15855360, 16648128, 17837280, 18497920, 19026432, 20810160, 22197504, 23783040, 24972192, 27746880, 28539648, 31215240, 31710720, 33296256, 35674560, 36995840, 41620320, 44395008, 47566080, 49944384, 55493760, 57079296, 62430480, 66592512, 71349120, 73991680, 83240640, 95132160, 99888768, 110987520, 124860960, 133185024, 142698240, 166481280, 199777536, 221975040, 249721920, 285396480, 332962560, 399555072, 499443840, 665925120, 998887680, 1997775360]

約数ペア:

[(1, 1997775360), (2, 998887680), (3, 665925120), (4, 499443840), (5, 399555072), (6, 332962560), (7, 285396480), (8, 249721920), (9, 221975040), (10, 199777536), (12, 166481280), (14, 142698240), (15, 133185024), (16, 124860960), (18, 110987520), (20, 99888768), (21, 95132160), (24, 83240640), (27, 73991680), (28, 71349120), (30, 66592512), (32, 62430480), (35, 57079296), (36, 55493760), (40, 49944384), (42, 47566080), (45, 44395008), (48, 41620320), (54, 36995840), (56, 35674560), (60, 33296256), (63, 31710720), (64, 31215240), (70, 28539648), (72, 27746880), (80, 24972192), (84, 23783040), (90, 22197504), (96, 20810160), (105, 19026432), (108, 18497920), (112, 17837280), (120, 16648128), (126, 15855360), (128, 15607620), (135, 14798336), (140, 14269824), (144, 13873440), (160, 12486096), (168, 11891520), (180, 11098752), (189, 10570240), (192, 10405080), (210, 9513216), (216, 9248960), (224, 8918640), (240, 8324064), (252, 7927680), (256, 7803810), (270, 7399168), (280, 7134912), (288, 6936720), (315, 6342144), (320, 6243048), (336, 5945760), (360, 5549376), (378, 5285120), (384, 5202540), (420, 4756608), (432, 4624480), (448, 4459320), (480, 4162032), (504, 3963840), (512, 3901905), (540, 3699584), (560, 3567456), (576, 3468360), (630, 3171072), (640, 3121524), (672, 2972880), (720, 2774688), (756, 2642560), (768, 2601270), (840, 2378304), (864, 2312240), (896, 2229660), (945, 2114048), (960, 2081016), (1008, 1981920), (1080, 1849792), (1120, 1783728), (1152, 1734180), (1260, 1585536), (1280, 1560762), (1344, 1486440), (1440, 1387344), (1512, 1321280), (1536, 1300635), (1680, 1189152), (1728, 1156120), (1792, 1114830), (1890, 1057024), (1920, 1040508), (2016, 990960), (2160, 924896), (2240, 891864), (2304, 867090), (2520, 792768), (2560, 780381), (2688, 743220), (2880, 693672), (3024, 660640), (3360, 594576), (3456, 578060), (3584, 557415), (3780, 528512), (3840, 520254), (4032, 495480), (4129, 483840), (4320, 462448), (4480, 445932), (4608, 433545), (5040, 396384), (5376, 371610), (5760, 346836), (6048, 330320), (6720, 297288), (6912, 289030), (7560, 264256), (7680, 260127), (8064, 247740), (8258, 241920), (8640, 231224), (8960, 222966), (10080, 198192), (10752, 185805), (11520, 173418), (12096, 165160), (12387, 161280), (13440, 148644), (13824, 144515), (15120, 132128), (16128, 123870), (16516, 120960), (17280, 115612), (17920, 111483), (20160, 99096), (20645, 96768), (23040, 86709), (24192, 82580), (24774, 80640), (26880, 74322), (28903, 69120), (30240, 66064), (32256, 61935), (33032, 60480), (34560, 57806), (37161, 53760), (40320, 49548), (41290, 48384)]