20751475680

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1\times {\mathrm{331}}^1$

素因数の和:579

約数の個数: 576

約数和(自身を含む): 81402729408

約数和(自身を除く): 60651253728

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 17, 18, 20, 24, 26, 30, 32, 34, 36, 39, 40, 45, 48, 51, 52, 60, 65, 68, 72, 78, 80, 85, 90, 96, 102, 104, 117, 120, 130, 136, 144, 153, 156, 160, 170, 180, 195, 197, 204, 208, 221, 234, 240, 255, 260, 272, 288, 306, 312, 331, 340, 360, 390, 394, 408, 416, 442, 468, 480, 510, 520, 544, 585, 591, 612, 624, 662, 663, 680, 720, 765, 780, 788, 816, 884, 936, 985, 993, 1020, 1040, 1105, 1170, 1182, 1224, 1248, 1324, 1326, 1360, 1440, 1530, 1560, 1576, 1632, 1655, 1768, 1773, 1872, 1970, 1986, 1989, 2040, 2080, 2210, 2340, 2364, 2448, 2561, 2648, 2652, 2720, 2955, 2979, 3060, 3120, 3152, 3310, 3315, 3349, 3536, 3546, 3744, 3940, 3972, 3978, 4080, 4303, 4420, 4680, 4728, 4896, 4965, 5122, 5296, 5304, 5627, 5910, 5958, 6120, 6240, 6304, 6620, 6630, 6698, 7072, 7092, 7683, 7880, 7944, 7956, 8160, 8606, 8840, 8865, 9360, 9456, 9930, 9945, 10047, 10244, 10592, 10608, 11254, 11820, 11916, 12240, 12805, 12909, 13240, 13260, 13396, 14184, 14895, 15366, 15760, 15888, 15912, 16745, 16881, 17212, 17680, 17730, 18720, 18912, 19860, 19890, 20094, 20488, 21216, 21515, 22508, 23049, 23640, 23832, 24480, 25610, 25818, 26480, 26520, 26792, 28135, 28368, 29790, 30141, 30732, 31520, 31776, 31824, 33490, 33762, 34424, 35360, 35460, 38415, 38727, 39720, 39780, 40188, 40976, 43030, 43537, 45016, 46098, 47280, 47664, 50235, 50643, 51220, 51636, 52960, 53040, 53584, 56270, 56736, 59580, 60282, 61464, 63648, 64545, 65207, 66980, 67524, 68848, 70920, 73151, 76830, 77454, 79440, 79560, 80376, 81952, 84405, 86060, 87074, 90032, 92196, 94560, 95328, 100470, 101286, 102440, 103272, 106080, 107168, 112540, 115245, 119160, 120564, 122928, 129090, 130414, 130611, 133960, 135048, 137696, 141840, 146302, 150705, 153660, 154908, 158880, 159120, 160752, 168810, 172120, 174148, 180064, 184392, 193635, 195621, 200940, 202572, 204880, 206544, 217685, 219453, 225080, 230490, 238320, 241128, 245856, 253215, 258180, 260828, 261222, 267920, 270096, 283680, 292604, 301410, 307320, 309816, 318240, 321504, 326035, 337620, 344240, 348296, 365755, 368784, 387270, 391242, 391833, 401880, 405144, 409760, 413088, 435370, 438906, 450160, 460980, 476640, 482256, 506430, 516360, 521656, 522444, 535840, 540192, 585208, 586863, 602820, 614640, 619632, 652070, 653055, 658359, 675240, 688480, 696592, 731510, 737568, 774540, 782484, 783666, 803760, 810288, 847691, 870740, 877812, 900320, 921960, 964512, 978105, 1012860, 1032720, 1043312, 1044888, 1097265, 1108519, 1170416, 1173726, 1205640, 1229280, 1239264, 1304140, 1306110, 1316718, 1350480, 1393184, 1463020, 1549080, 1564968, 1567332, 1607520, 1620576, 1695382, 1741480, 1755624, 1843920, 1956210, 1959165, 2025720, 2065440, 2086624, 2089776, 2194530, 2217038, 2340832, 2347452, 2411280, 2543073, 2608280, 2612220, 2633436, 2700960, 2926040, 2934315, 3098160, 3129936, 3134664, 3291795, 3325557, 3390764, 3482960, 3511248, 3687840, 3912420, 3918330, 4051440, 4179552, 4238455, 4389060, 4434076, 4694904, 4822560, 5086146, 5216560, 5224440, 5266872, 5542595, 5852080, 5868630, 6196320, 6259872, 6269328, 6583590, 6651114, 6781528, 6965920, 7022496, 7629219, 7824840, 7836660, 8102880, 8476910, 8778120, 8868152, 9389808, 9976671, 10172292, 10433120, 10448880, 10533744, 11085190, 11704160, 11737260, 12538656, 12715365, 13167180, 13302228, 13563056, 14410747, 15258438, 15649680, 15673320, 16627785, 16953820, 17556240, 17736304, 18779616, 19953342, 20344584, 20897760, 21067488, 22170380, 23474520, 25430730, 26334360, 26604456, 27126112, 28821494, 30516876, 31299360, 31346640, 33255570, 33907640, 35112480, 35472608, 38146095, 39906684, 40689168, 43232241, 44340760, 46949040, 49883355, 50861460, 52668720, 53208912, 57642988, 61033752, 62693280, 66511140, 67815280, 72053735, 76292190, 79813368, 81378336, 86464482, 88681520, 93898080, 99766710, 101722920, 105337440, 106417824, 115285976, 122067504, 129696723, 133022280, 135630560, 144107470, 152584380, 159626736, 172928964, 177363040, 199533420, 203445840, 216161205, 230571952, 244135008, 259393446, 266044560, 288214940, 305168760, 319253472, 345857928, 399066840, 406891680, 432322410, 461143904, 518786892, 532089120, 576429880, 610337520, 648483615, 691715856, 798133680, 864644820, 1037573784, 1152859760, 1220675040, 1296967230, 1383431712, 1596267360, 1729289640, 2075147568, 2305719520, 2593934460, 3458579280, 4150295136, 5187868920, 6917158560, 10375737840, 20751475680]

約数ペア:

[(1, 20751475680), (2, 10375737840), (3, 6917158560), (4, 5187868920), (5, 4150295136), (6, 3458579280), (8, 2593934460), (9, 2305719520), (10, 2075147568), (12, 1729289640), (13, 1596267360), (15, 1383431712), (16, 1296967230), (17, 1220675040), (18, 1152859760), (20, 1037573784), (24, 864644820), (26, 798133680), (30, 691715856), (32, 648483615), (34, 610337520), (36, 576429880), (39, 532089120), (40, 518786892), (45, 461143904), (48, 432322410), (51, 406891680), (52, 399066840), (60, 345857928), (65, 319253472), (68, 305168760), (72, 288214940), (78, 266044560), (80, 259393446), (85, 244135008), (90, 230571952), (96, 216161205), (102, 203445840), (104, 199533420), (117, 177363040), (120, 172928964), (130, 159626736), (136, 152584380), (144, 144107470), (153, 135630560), (156, 133022280), (160, 129696723), (170, 122067504), (180, 115285976), (195, 106417824), (197, 105337440), (204, 101722920), (208, 99766710), (221, 93898080), (234, 88681520), (240, 86464482), (255, 81378336), (260, 79813368), (272, 76292190), (288, 72053735), (306, 67815280), (312, 66511140), (331, 62693280), (340, 61033752), (360, 57642988), (390, 53208912), (394, 52668720), (408, 50861460), (416, 49883355), (442, 46949040), (468, 44340760), (480, 43232241), (510, 40689168), (520, 39906684), (544, 38146095), (585, 35472608), (591, 35112480), (612, 33907640), (624, 33255570), (662, 31346640), (663, 31299360), (680, 30516876), (720, 28821494), (765, 27126112), (780, 26604456), (788, 26334360), (816, 25430730), (884, 23474520), (936, 22170380), (985, 21067488), (993, 20897760), (1020, 20344584), (1040, 19953342), (1105, 18779616), (1170, 17736304), (1182, 17556240), (1224, 16953820), (1248, 16627785), (1324, 15673320), (1326, 15649680), (1360, 15258438), (1440, 14410747), (1530, 13563056), (1560, 13302228), (1576, 13167180), (1632, 12715365), (1655, 12538656), (1768, 11737260), (1773, 11704160), (1872, 11085190), (1970, 10533744), (1986, 10448880), (1989, 10433120), (2040, 10172292), (2080, 9976671), (2210, 9389808), (2340, 8868152), (2364, 8778120), (2448, 8476910), (2561, 8102880), (2648, 7836660), (2652, 7824840), (2720, 7629219), (2955, 7022496), (2979, 6965920), (3060, 6781528), (3120, 6651114), (3152, 6583590), (3310, 6269328), (3315, 6259872), (3349, 6196320), (3536, 5868630), (3546, 5852080), (3744, 5542595), (3940, 5266872), (3972, 5224440), (3978, 5216560), (4080, 5086146), (4303, 4822560), (4420, 4694904), (4680, 4434076), (4728, 4389060), (4896, 4238455), (4965, 4179552), (5122, 4051440), (5296, 3918330), (5304, 3912420), (5627, 3687840), (5910, 3511248), (5958, 3482960), (6120, 3390764), (6240, 3325557), (6304, 3291795), (6620, 3134664), (6630, 3129936), (6698, 3098160), (7072, 2934315), (7092, 2926040), (7683, 2700960), (7880, 2633436), (7944, 2612220), (7956, 2608280), (8160, 2543073), (8606, 2411280), (8840, 2347452), (8865, 2340832), (9360, 2217038), (9456, 2194530), (9930, 2089776), (9945, 2086624), (10047, 2065440), (10244, 2025720), (10592, 1959165), (10608, 1956210), (11254, 1843920), (11820, 1755624), (11916, 1741480), (12240, 1695382), (12805, 1620576), (12909, 1607520), (13240, 1567332), (13260, 1564968), (13396, 1549080), (14184, 1463020), (14895, 1393184), (15366, 1350480), (15760, 1316718), (15888, 1306110), (15912, 1304140), (16745, 1239264), (16881, 1229280), (17212, 1205640), (17680, 1173726), (17730, 1170416), (18720, 1108519), (18912, 1097265), (19860, 1044888), (19890, 1043312), (20094, 1032720), (20488, 1012860), (21216, 978105), (21515, 964512), (22508, 921960), (23049, 900320), (23640, 877812), (23832, 870740), (24480, 847691), (25610, 810288), (25818, 803760), (26480, 783666), (26520, 782484), (26792, 774540), (28135, 737568), (28368, 731510), (29790, 696592), (30141, 688480), (30732, 675240), (31520, 658359), (31776, 653055), (31824, 652070), (33490, 619632), (33762, 614640), (34424, 602820), (35360, 586863), (35460, 585208), (38415, 540192), (38727, 535840), (39720, 522444), (39780, 521656), (40188, 516360), (40976, 506430), (43030, 482256), (43537, 476640), (45016, 460980), (46098, 450160), (47280, 438906), (47664, 435370), (50235, 413088), (50643, 409760), (51220, 405144), (51636, 401880), (52960, 391833), (53040, 391242), (53584, 387270), (56270, 368784), (56736, 365755), (59580, 348296), (60282, 344240), (61464, 337620), (63648, 326035), (64545, 321504), (65207, 318240), (66980, 309816), (67524, 307320), (68848, 301410), (70920, 292604), (73151, 283680), (76830, 270096), (77454, 267920), (79440, 261222), (79560, 260828), (80376, 258180), (81952, 253215), (84405, 245856), (86060, 241128), (87074, 238320), (90032, 230490), (92196, 225080), (94560, 219453), (95328, 217685), (100470, 206544), (101286, 204880), (102440, 202572), (103272, 200940), (106080, 195621), (107168, 193635), (112540, 184392), (115245, 180064), (119160, 174148), (120564, 172120), (122928, 168810), (129090, 160752), (130414, 159120), (130611, 158880), (133960, 154908), (135048, 153660), (137696, 150705), (141840, 146302)]