20622954240

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{85247}}^1$

素因数の和:85284

約数の個数: 288

約数和(自身を含む): 83638517760

約数和(自身を除く): 63015563520

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, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4320, 4480, 5040, 5376, 5760, 6048, 6720, 6912, 7560, 8064, 8640, 8960, 10080, 11520, 12096, 13440, 15120, 16128, 17280, 20160, 24192, 26880, 30240, 34560, 40320, 48384, 60480, 80640, 85247, 120960, 170494, 241920, 255741, 340988, 426235, 511482, 596729, 681976, 767223, 852470, 1022964, 1193458, 1278705, 1363952, 1534446, 1704940, 1790187, 2045928, 2301669, 2386916, 2557410, 2727904, 2983645, 3068892, 3409880, 3580374, 3836115, 4091856, 4603338, 4773832, 5114820, 5370561, 5455808, 5967290, 6137784, 6819760, 7160748, 7672230, 8183712, 8950935, 9206676, 9547664, 10229640, 10741122, 10911616, 11508345, 11934580, 12275568, 13639520, 14321496, 15344460, 16111683, 16367424, 17901870, 18413352, 19095328, 20459280, 21482244, 21823232, 23016690, 23869160, 24551136, 26852805, 27279040, 28642992, 30688920, 32223366, 32734848, 35803740, 36826704, 38190656, 40918560, 42964488, 46033380, 47738320, 49102272, 53705610, 54558080, 57285984, 61377840, 64446732, 65469696, 71607480, 73653408, 76381312, 80558415, 81837120, 85928976, 92066760, 95476640, 98204544, 107411220, 109116160, 114571968, 122755680, 128893464, 143214960, 147306816, 152762624, 161116830, 163674240, 171857952, 184133520, 190953280, 196409088, 214822440, 229143936, 245511360, 257786928, 286429920, 294613632, 322233660, 327348480, 343715904, 368267040, 381906560, 429644880, 458287872, 491022720, 515573856, 572859840, 589227264, 644467320, 687431808, 736534080, 763813120, 859289760, 982045440, 1031147712, 1145719680, 1288934640, 1374863616, 1473068160, 1718579520, 2062295424, 2291439360, 2577869280, 2946136320, 3437159040, 4124590848, 5155738560, 6874318080, 10311477120, 20622954240]

約数ペア:

[(1, 20622954240), (2, 10311477120), (3, 6874318080), (4, 5155738560), (5, 4124590848), (6, 3437159040), (7, 2946136320), (8, 2577869280), (9, 2291439360), (10, 2062295424), (12, 1718579520), (14, 1473068160), (15, 1374863616), (16, 1288934640), (18, 1145719680), (20, 1031147712), (21, 982045440), (24, 859289760), (27, 763813120), (28, 736534080), (30, 687431808), (32, 644467320), (35, 589227264), (36, 572859840), (40, 515573856), (42, 491022720), (45, 458287872), (48, 429644880), (54, 381906560), (56, 368267040), (60, 343715904), (63, 327348480), (64, 322233660), (70, 294613632), (72, 286429920), (80, 257786928), (84, 245511360), (90, 229143936), (96, 214822440), (105, 196409088), (108, 190953280), (112, 184133520), (120, 171857952), (126, 163674240), (128, 161116830), (135, 152762624), (140, 147306816), (144, 143214960), (160, 128893464), (168, 122755680), (180, 114571968), (189, 109116160), (192, 107411220), (210, 98204544), (216, 95476640), (224, 92066760), (240, 85928976), (252, 81837120), (256, 80558415), (270, 76381312), (280, 73653408), (288, 71607480), (315, 65469696), (320, 64446732), (336, 61377840), (360, 57285984), (378, 54558080), (384, 53705610), (420, 49102272), (432, 47738320), (448, 46033380), (480, 42964488), (504, 40918560), (540, 38190656), (560, 36826704), (576, 35803740), (630, 32734848), (640, 32223366), (672, 30688920), (720, 28642992), (756, 27279040), (768, 26852805), (840, 24551136), (864, 23869160), (896, 23016690), (945, 21823232), (960, 21482244), (1008, 20459280), (1080, 19095328), (1120, 18413352), (1152, 17901870), (1260, 16367424), (1280, 16111683), (1344, 15344460), (1440, 14321496), (1512, 13639520), (1680, 12275568), (1728, 11934580), (1792, 11508345), (1890, 10911616), (1920, 10741122), (2016, 10229640), (2160, 9547664), (2240, 9206676), (2304, 8950935), (2520, 8183712), (2688, 7672230), (2880, 7160748), (3024, 6819760), (3360, 6137784), (3456, 5967290), (3780, 5455808), (3840, 5370561), (4032, 5114820), (4320, 4773832), (4480, 4603338), (5040, 4091856), (5376, 3836115), (5760, 3580374), (6048, 3409880), (6720, 3068892), (6912, 2983645), (7560, 2727904), (8064, 2557410), (8640, 2386916), (8960, 2301669), (10080, 2045928), (11520, 1790187), (12096, 1704940), (13440, 1534446), (15120, 1363952), (16128, 1278705), (17280, 1193458), (20160, 1022964), (24192, 852470), (26880, 767223), (30240, 681976), (34560, 596729), (40320, 511482), (48384, 426235), (60480, 340988), (80640, 255741), (85247, 241920), (120960, 170494)]