1247641920

素因数分解:

$2^6\times 3^3\times 5^1\times 7^3\times {\mathrm{421}}^1$

素因数の和:468

約数の個数: 448

約数和(自身を含む): 5145024000

約数和(自身を除く): 3897382080

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, 49, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 98, 105, 108, 112, 120, 126, 135, 140, 144, 147, 160, 168, 180, 189, 192, 196, 210, 216, 224, 240, 245, 252, 270, 280, 288, 294, 315, 320, 336, 343, 360, 378, 392, 420, 421, 432, 441, 448, 480, 490, 504, 540, 560, 576, 588, 630, 672, 686, 720, 735, 756, 784, 840, 842, 864, 882, 945, 960, 980, 1008, 1029, 1080, 1120, 1176, 1260, 1263, 1323, 1344, 1372, 1440, 1470, 1512, 1568, 1680, 1684, 1715, 1728, 1764, 1890, 1960, 2016, 2058, 2105, 2160, 2205, 2240, 2352, 2520, 2526, 2646, 2744, 2880, 2940, 2947, 3024, 3087, 3136, 3360, 3368, 3430, 3528, 3780, 3789, 3920, 4032, 4116, 4210, 4320, 4410, 4704, 5040, 5052, 5145, 5292, 5488, 5880, 5894, 6048, 6174, 6315, 6615, 6720, 6736, 6860, 7056, 7560, 7578, 7840, 8232, 8420, 8640, 8820, 8841, 9261, 9408, 10080, 10104, 10290, 10584, 10976, 11367, 11760, 11788, 12096, 12348, 12630, 13230, 13472, 13720, 14112, 14735, 15120, 15156, 15435, 15680, 16464, 16840, 17640, 17682, 18522, 18945, 20160, 20208, 20580, 20629, 21168, 21952, 22734, 23520, 23576, 24696, 25260, 26460, 26523, 26944, 27440, 28224, 29470, 30240, 30312, 30870, 32928, 33680, 35280, 35364, 37044, 37890, 40416, 41160, 41258, 42336, 44205, 45468, 46305, 47040, 47152, 49392, 50520, 52920, 53046, 54880, 56835, 58940, 60480, 60624, 61740, 61887, 65856, 67360, 70560, 70728, 74088, 75780, 79569, 80832, 82320, 82516, 84672, 88410, 90936, 92610, 94304, 98784, 101040, 103145, 105840, 106092, 109760, 113670, 117880, 121248, 123480, 123774, 132615, 134720, 141120, 141456, 144403, 148176, 151560, 159138, 164640, 165032, 176820, 181872, 185220, 185661, 188608, 197568, 202080, 206290, 211680, 212184, 227340, 235760, 242496, 246960, 247548, 265230, 282912, 288806, 296352, 303120, 309435, 318276, 329280, 330064, 353640, 363744, 370440, 371322, 397845, 404160, 412580, 423360, 424368, 433209, 454680, 471520, 493920, 495096, 530460, 556983, 565824, 577612, 592704, 606240, 618870, 636552, 660128, 707280, 722015, 727488, 740880, 742644, 795690, 825160, 848736, 866418, 909360, 928305, 943040, 987840, 990192, 1060920, 1113966, 1155224, 1212480, 1237740, 1273104, 1299627, 1320256, 1414560, 1444030, 1481760, 1485288, 1591380, 1650320, 1697472, 1732836, 1818720, 1856610, 1980384, 2121840, 2166045, 2227932, 2310448, 2475480, 2546208, 2599254, 2784915, 2829120, 2888060, 2963520, 2970576, 3182760, 3300640, 3465672, 3637440, 3713220, 3898881, 3960768, 4243680, 4332090, 4455864, 4620896, 4950960, 5092416, 5198508, 5569830, 5776120, 5941152, 6365520, 6498135, 6601280, 6931344, 7426440, 7797762, 8487360, 8664180, 8911728, 9241792, 9901920, 10397016, 11139660, 11552240, 11882304, 12731040, 12996270, 13862688, 14852880, 15595524, 17328360, 17823456, 19494405, 19803840, 20794032, 22279320, 23104480, 25462080, 25992540, 27725376, 29705760, 31191048, 34656720, 35646912, 38988810, 41588064, 44558640, 46208960, 51985080, 59411520, 62382096, 69313440, 77977620, 83176128, 89117280, 103970160, 124764192, 138626880, 155955240, 178234560, 207940320, 249528384, 311910480, 415880640, 623820960, 1247641920]

約数ペア:

[(1, 1247641920), (2, 623820960), (3, 415880640), (4, 311910480), (5, 249528384), (6, 207940320), (7, 178234560), (8, 155955240), (9, 138626880), (10, 124764192), (12, 103970160), (14, 89117280), (15, 83176128), (16, 77977620), (18, 69313440), (20, 62382096), (21, 59411520), (24, 51985080), (27, 46208960), (28, 44558640), (30, 41588064), (32, 38988810), (35, 35646912), (36, 34656720), (40, 31191048), (42, 29705760), (45, 27725376), (48, 25992540), (49, 25462080), (54, 23104480), (56, 22279320), (60, 20794032), (63, 19803840), (64, 19494405), (70, 17823456), (72, 17328360), (80, 15595524), (84, 14852880), (90, 13862688), (96, 12996270), (98, 12731040), (105, 11882304), (108, 11552240), (112, 11139660), (120, 10397016), (126, 9901920), (135, 9241792), (140, 8911728), (144, 8664180), (147, 8487360), (160, 7797762), (168, 7426440), (180, 6931344), (189, 6601280), (192, 6498135), (196, 6365520), (210, 5941152), (216, 5776120), (224, 5569830), (240, 5198508), (245, 5092416), (252, 4950960), (270, 4620896), (280, 4455864), (288, 4332090), (294, 4243680), (315, 3960768), (320, 3898881), (336, 3713220), (343, 3637440), (360, 3465672), (378, 3300640), (392, 3182760), (420, 2970576), (421, 2963520), (432, 2888060), (441, 2829120), (448, 2784915), (480, 2599254), (490, 2546208), (504, 2475480), (540, 2310448), (560, 2227932), (576, 2166045), (588, 2121840), (630, 1980384), (672, 1856610), (686, 1818720), (720, 1732836), (735, 1697472), (756, 1650320), (784, 1591380), (840, 1485288), (842, 1481760), (864, 1444030), (882, 1414560), (945, 1320256), (960, 1299627), (980, 1273104), (1008, 1237740), (1029, 1212480), (1080, 1155224), (1120, 1113966), (1176, 1060920), (1260, 990192), (1263, 987840), (1323, 943040), (1344, 928305), (1372, 909360), (1440, 866418), (1470, 848736), (1512, 825160), (1568, 795690), (1680, 742644), (1684, 740880), (1715, 727488), (1728, 722015), (1764, 707280), (1890, 660128), (1960, 636552), (2016, 618870), (2058, 606240), (2105, 592704), (2160, 577612), (2205, 565824), (2240, 556983), (2352, 530460), (2520, 495096), (2526, 493920), (2646, 471520), (2744, 454680), (2880, 433209), (2940, 424368), (2947, 423360), (3024, 412580), (3087, 404160), (3136, 397845), (3360, 371322), (3368, 370440), (3430, 363744), (3528, 353640), (3780, 330064), (3789, 329280), (3920, 318276), (4032, 309435), (4116, 303120), (4210, 296352), (4320, 288806), (4410, 282912), (4704, 265230), (5040, 247548), (5052, 246960), (5145, 242496), (5292, 235760), (5488, 227340), (5880, 212184), (5894, 211680), (6048, 206290), (6174, 202080), (6315, 197568), (6615, 188608), (6720, 185661), (6736, 185220), (6860, 181872), (7056, 176820), (7560, 165032), (7578, 164640), (7840, 159138), (8232, 151560), (8420, 148176), (8640, 144403), (8820, 141456), (8841, 141120), (9261, 134720), (9408, 132615), (10080, 123774), (10104, 123480), (10290, 121248), (10584, 117880), (10976, 113670), (11367, 109760), (11760, 106092), (11788, 105840), (12096, 103145), (12348, 101040), (12630, 98784), (13230, 94304), (13472, 92610), (13720, 90936), (14112, 88410), (14735, 84672), (15120, 82516), (15156, 82320), (15435, 80832), (15680, 79569), (16464, 75780), (16840, 74088), (17640, 70728), (17682, 70560), (18522, 67360), (18945, 65856), (20160, 61887), (20208, 61740), (20580, 60624), (20629, 60480), (21168, 58940), (21952, 56835), (22734, 54880), (23520, 53046), (23576, 52920), (24696, 50520), (25260, 49392), (26460, 47152), (26523, 47040), (26944, 46305), (27440, 45468), (28224, 44205), (29470, 42336), (30240, 41258), (30312, 41160), (30870, 40416), (32928, 37890), (33680, 37044), (35280, 35364)]