20658697920

素因数分解:

$2^6\times 3^3\times 5^1\times 7^3\times {\mathrm{6971}}^1$

素因数の和:7018

約数の個数: 448

約数和(自身を含む): 85002624000

約数和(自身を除く): 64343926080

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, 432, 441, 448, 480, 490, 504, 540, 560, 576, 588, 630, 672, 686, 720, 735, 756, 784, 840, 864, 882, 945, 960, 980, 1008, 1029, 1080, 1120, 1176, 1260, 1323, 1344, 1372, 1440, 1470, 1512, 1568, 1680, 1715, 1728, 1764, 1890, 1960, 2016, 2058, 2160, 2205, 2240, 2352, 2520, 2646, 2744, 2880, 2940, 3024, 3087, 3136, 3360, 3430, 3528, 3780, 3920, 4032, 4116, 4320, 4410, 4704, 5040, 5145, 5292, 5488, 5880, 6048, 6174, 6615, 6720, 6860, 6971, 7056, 7560, 7840, 8232, 8640, 8820, 9261, 9408, 10080, 10290, 10584, 10976, 11760, 12096, 12348, 13230, 13720, 13942, 14112, 15120, 15435, 15680, 16464, 17640, 18522, 20160, 20580, 20913, 21168, 21952, 23520, 24696, 26460, 27440, 27884, 28224, 30240, 30870, 32928, 34855, 35280, 37044, 41160, 41826, 42336, 46305, 47040, 48797, 49392, 52920, 54880, 55768, 60480, 61740, 62739, 65856, 69710, 70560, 74088, 82320, 83652, 84672, 92610, 97594, 98784, 104565, 105840, 109760, 111536, 123480, 125478, 139420, 141120, 146391, 148176, 164640, 167304, 185220, 188217, 195188, 197568, 209130, 211680, 223072, 243985, 246960, 250956, 278840, 292782, 296352, 313695, 329280, 334608, 341579, 370440, 376434, 390376, 418260, 423360, 439173, 446144, 487970, 493920, 501912, 557680, 585564, 592704, 627390, 669216, 683158, 731955, 740880, 752868, 780752, 836520, 878346, 941085, 975940, 987840, 1003824, 1024737, 1115360, 1171128, 1254780, 1317519, 1338432, 1366316, 1463910, 1481760, 1505736, 1561504, 1673040, 1707895, 1756692, 1882170, 1951880, 2007648, 2049474, 2195865, 2230720, 2342256, 2391053, 2509560, 2635038, 2732632, 2927820, 2963520, 3011472, 3074211, 3123008, 3346080, 3415790, 3513384, 3764340, 3903760, 4015296, 4098948, 4391730, 4684512, 4782106, 5019120, 5123685, 5270076, 5465264, 5855640, 6022944, 6148422, 6587595, 6692160, 6831580, 7026768, 7173159, 7528680, 7807520, 8197896, 8783460, 9222633, 9369024, 9564212, 10038240, 10247370, 10540152, 10930528, 11711280, 11955265, 12045888, 12296844, 13175190, 13663160, 14053536, 14346318, 15057360, 15371055, 15615040, 16395792, 17566920, 18445266, 19128424, 20076480, 20494740, 21080304, 21519477, 21861056, 23422560, 23910530, 24593688, 26350380, 27326320, 28107072, 28692636, 30114720, 30742110, 32791584, 35133840, 35865795, 36890532, 38256848, 40989480, 42160608, 43038954, 46113165, 46845120, 47821060, 49187376, 52700760, 54652640, 57385272, 60229440, 61484220, 64558431, 65583168, 70267680, 71731590, 73781064, 76513696, 81978960, 84321216, 86077908, 92226330, 95642120, 98374752, 105401520, 107597385, 109305280, 114770544, 122968440, 129116862, 140535360, 143463180, 147562128, 153027392, 163957920, 172155816, 184452660, 191284240, 196749504, 210803040, 215194770, 229541088, 245936880, 258233724, 286926360, 295124256, 322792155, 327915840, 344311632, 368905320, 382568480, 421606080, 430389540, 459082176, 491873760, 516467448, 573852720, 590248512, 645584310, 688623264, 737810640, 765136960, 860779080, 983747520, 1032934896, 1147705440, 1291168620, 1377246528, 1475621280, 1721558160, 2065869792, 2295410880, 2582337240, 2951242560, 3443116320, 4131739584, 5164674480, 6886232640, 10329348960, 20658697920]

約数ペア:

[(1, 20658697920), (2, 10329348960), (3, 6886232640), (4, 5164674480), (5, 4131739584), (6, 3443116320), (7, 2951242560), (8, 2582337240), (9, 2295410880), (10, 2065869792), (12, 1721558160), (14, 1475621280), (15, 1377246528), (16, 1291168620), (18, 1147705440), (20, 1032934896), (21, 983747520), (24, 860779080), (27, 765136960), (28, 737810640), (30, 688623264), (32, 645584310), (35, 590248512), (36, 573852720), (40, 516467448), (42, 491873760), (45, 459082176), (48, 430389540), (49, 421606080), (54, 382568480), (56, 368905320), (60, 344311632), (63, 327915840), (64, 322792155), (70, 295124256), (72, 286926360), (80, 258233724), (84, 245936880), (90, 229541088), (96, 215194770), (98, 210803040), (105, 196749504), (108, 191284240), (112, 184452660), (120, 172155816), (126, 163957920), (135, 153027392), (140, 147562128), (144, 143463180), (147, 140535360), (160, 129116862), (168, 122968440), (180, 114770544), (189, 109305280), (192, 107597385), (196, 105401520), (210, 98374752), (216, 95642120), (224, 92226330), (240, 86077908), (245, 84321216), (252, 81978960), (270, 76513696), (280, 73781064), (288, 71731590), (294, 70267680), (315, 65583168), (320, 64558431), (336, 61484220), (343, 60229440), (360, 57385272), (378, 54652640), (392, 52700760), (420, 49187376), (432, 47821060), (441, 46845120), (448, 46113165), (480, 43038954), (490, 42160608), (504, 40989480), (540, 38256848), (560, 36890532), (576, 35865795), (588, 35133840), (630, 32791584), (672, 30742110), (686, 30114720), (720, 28692636), (735, 28107072), (756, 27326320), (784, 26350380), (840, 24593688), (864, 23910530), (882, 23422560), (945, 21861056), (960, 21519477), (980, 21080304), (1008, 20494740), (1029, 20076480), (1080, 19128424), (1120, 18445266), (1176, 17566920), (1260, 16395792), (1323, 15615040), (1344, 15371055), (1372, 15057360), (1440, 14346318), (1470, 14053536), (1512, 13663160), (1568, 13175190), (1680, 12296844), (1715, 12045888), (1728, 11955265), (1764, 11711280), (1890, 10930528), (1960, 10540152), (2016, 10247370), (2058, 10038240), (2160, 9564212), (2205, 9369024), (2240, 9222633), (2352, 8783460), (2520, 8197896), (2646, 7807520), (2744, 7528680), (2880, 7173159), (2940, 7026768), (3024, 6831580), (3087, 6692160), (3136, 6587595), (3360, 6148422), (3430, 6022944), (3528, 5855640), (3780, 5465264), (3920, 5270076), (4032, 5123685), (4116, 5019120), (4320, 4782106), (4410, 4684512), (4704, 4391730), (5040, 4098948), (5145, 4015296), (5292, 3903760), (5488, 3764340), (5880, 3513384), (6048, 3415790), (6174, 3346080), (6615, 3123008), (6720, 3074211), (6860, 3011472), (6971, 2963520), (7056, 2927820), (7560, 2732632), (7840, 2635038), (8232, 2509560), (8640, 2391053), (8820, 2342256), (9261, 2230720), (9408, 2195865), (10080, 2049474), (10290, 2007648), (10584, 1951880), (10976, 1882170), (11760, 1756692), (12096, 1707895), (12348, 1673040), (13230, 1561504), (13720, 1505736), (13942, 1481760), (14112, 1463910), (15120, 1366316), (15435, 1338432), (15680, 1317519), (16464, 1254780), (17640, 1171128), (18522, 1115360), (20160, 1024737), (20580, 1003824), (20913, 987840), (21168, 975940), (21952, 941085), (23520, 878346), (24696, 836520), (26460, 780752), (27440, 752868), (27884, 740880), (28224, 731955), (30240, 683158), (30870, 669216), (32928, 627390), (34855, 592704), (35280, 585564), (37044, 557680), (41160, 501912), (41826, 493920), (42336, 487970), (46305, 446144), (47040, 439173), (48797, 423360), (49392, 418260), (52920, 390376), (54880, 376434), (55768, 370440), (60480, 341579), (61740, 334608), (62739, 329280), (65856, 313695), (69710, 296352), (70560, 292782), (74088, 278840), (82320, 250956), (83652, 246960), (84672, 243985), (92610, 223072), (97594, 211680), (98784, 209130), (104565, 197568), (105840, 195188), (109760, 188217), (111536, 185220), (123480, 167304), (125478, 164640), (139420, 148176), (141120, 146391)]