20497881600

素因数分解:

$2^9\times 3^3\times 5^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1$

素因数の和:310

約数の個数: 960

約数和(自身を含む): 88694918400

約数和(自身を除く): 68197036800

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 27, 28, 30, 32, 35, 36, 37, 40, 42, 45, 48, 50, 54, 56, 60, 63, 64, 70, 72, 74, 75, 80, 84, 90, 96, 100, 105, 108, 111, 112, 120, 126, 128, 135, 140, 144, 148, 150, 160, 168, 175, 180, 185, 189, 192, 200, 210, 216, 222, 224, 225, 229, 240, 252, 256, 259, 270, 280, 288, 296, 300, 315, 320, 333, 336, 350, 360, 370, 378, 384, 400, 420, 432, 444, 448, 450, 458, 480, 504, 512, 518, 525, 540, 555, 560, 576, 592, 600, 630, 640, 666, 672, 675, 687, 700, 720, 740, 756, 768, 777, 800, 840, 864, 888, 896, 900, 916, 925, 945, 960, 999, 1008, 1036, 1050, 1080, 1110, 1120, 1145, 1152, 1184, 1200, 1260, 1280, 1295, 1332, 1344, 1350, 1374, 1400, 1440, 1480, 1512, 1536, 1554, 1575, 1600, 1603, 1665, 1680, 1728, 1776, 1792, 1800, 1832, 1850, 1890, 1920, 1998, 2016, 2061, 2072, 2100, 2160, 2220, 2240, 2290, 2304, 2331, 2368, 2400, 2520, 2560, 2590, 2664, 2688, 2700, 2748, 2775, 2800, 2880, 2960, 3024, 3108, 3150, 3200, 3206, 3330, 3360, 3435, 3456, 3552, 3584, 3600, 3664, 3700, 3780, 3840, 3885, 3996, 4032, 4122, 4144, 4200, 4320, 4440, 4480, 4580, 4608, 4662, 4725, 4736, 4800, 4809, 4995, 5040, 5180, 5328, 5376, 5400, 5496, 5550, 5600, 5725, 5760, 5920, 6048, 6183, 6216, 6300, 6400, 6412, 6475, 6660, 6720, 6870, 6912, 6993, 7104, 7200, 7328, 7400, 7560, 7680, 7770, 7992, 8015, 8064, 8244, 8288, 8325, 8400, 8473, 8640, 8880, 8960, 9160, 9324, 9450, 9472, 9600, 9618, 9990, 10080, 10305, 10360, 10656, 10752, 10800, 10992, 11100, 11200, 11450, 11520, 11655, 11840, 12096, 12366, 12432, 12600, 12800, 12824, 12950, 13320, 13440, 13740, 13824, 13986, 14208, 14400, 14427, 14656, 14800, 15120, 15540, 15984, 16030, 16128, 16488, 16576, 16650, 16800, 16946, 17175, 17280, 17760, 17920, 18320, 18648, 18900, 18944, 19200, 19236, 19425, 19980, 20160, 20610, 20720, 21312, 21600, 21984, 22200, 22400, 22900, 23040, 23310, 23680, 24045, 24192, 24732, 24864, 24975, 25200, 25419, 25648, 25900, 26640, 26880, 27480, 27972, 28416, 28800, 28854, 29312, 29600, 30240, 30915, 31080, 31968, 32060, 32256, 32976, 33152, 33300, 33600, 33892, 34350, 34560, 34965, 35520, 36640, 37296, 37800, 38400, 38472, 38850, 39960, 40075, 40320, 41220, 41440, 42365, 42624, 43200, 43281, 43968, 44400, 44800, 45800, 46620, 47360, 48090, 48384, 49464, 49728, 49950, 50400, 50838, 51296, 51525, 51800, 53280, 53760, 54960, 55944, 56832, 57600, 57708, 58275, 58624, 59200, 59311, 60480, 61830, 62160, 63936, 64120, 65952, 66304, 66600, 67200, 67784, 68700, 69120, 69930, 71040, 72135, 73280, 74592, 75600, 76257, 76944, 77700, 79920, 80150, 80640, 82440, 82880, 84730, 85248, 86400, 86562, 87936, 88800, 89600, 91600, 93240, 94720, 96180, 96768, 98928, 99456, 99900, 100800, 101676, 102592, 103050, 103600, 106560, 109920, 111888, 115200, 115416, 116550, 117248, 118400, 118622, 120225, 120960, 123660, 124320, 127095, 127872, 128240, 131904, 132608, 133200, 134400, 135568, 137400, 139860, 142080, 144270, 146560, 149184, 151200, 152514, 153888, 154575, 155400, 159840, 160300, 161280, 164880, 165760, 169460, 170496, 172800, 173124, 174825, 175872, 177600, 177933, 183200, 186480, 192360, 197856, 198912, 199800, 201600, 203352, 205184, 206100, 207200, 211825, 213120, 216405, 219840, 223776, 228771, 230832, 233100, 236800, 237244, 240450, 241920, 247320, 248640, 254190, 255744, 256480, 263808, 266400, 268800, 271136, 274800, 279720, 284160, 288540, 293120, 296555, 298368, 302400, 305028, 307776, 309150, 310800, 319680, 320600, 329760, 331520, 338920, 345600, 346248, 349650, 351744, 355200, 355866, 360675, 366400, 372960, 381285, 384720, 395712, 397824, 399600, 403200, 406704, 410368, 412200, 414400, 423650, 426240, 432810, 439680, 447552, 457542, 461664, 466200, 473600, 474488, 480900, 483840, 494640, 497280, 508380, 511488, 512960, 527616, 532800, 533799, 542272, 549600, 559440, 577080, 586240, 593110, 596736, 604800, 610056, 615552, 618300, 621600, 635475, 639360, 641200, 659520, 663040, 677840, 692496, 699300, 710400, 711732, 721350, 732800, 745920, 762570, 769440, 791424, 799200, 806400, 813408, 820736, 824400, 828800, 847300, 852480, 865620, 879360, 889665, 895104, 915084, 923328, 932400, 948976, 961800, 989280, 994560, 1016760, 1025920, 1055232, 1065600, 1067598, 1082025, 1084544, 1099200, 1118880, 1143855, 1154160, 1186220, 1193472, 1209600, 1220112, 1231104, 1236600, 1243200, 1270950, 1278720, 1282400, 1319040, 1355680, 1384992, 1398600, 1420800, 1423464, 1442700, 1465600, 1482775, 1491840, 1525140, 1538880, 1582848, 1598400, 1601397, 1626816, 1648800, 1657600, 1694600, 1731240, 1758720, 1779330, 1790208, 1830168, 1846656, 1864800, 1897952, 1906425, 1923600, 1978560, 1989120, 2033520, 2051840, 2131200, 2135196, 2164050, 2169088, 2198400, 2237760, 2287710, 2308320, 2372440, 2419200, 2440224, 2462208, 2473200, 2486400, 2541900, 2557440, 2564800, 2638080, 2668995, 2711360, 2769984, 2797200, 2846928, 2885400, 2931200, 2965550, 2983680, 3050280, 3077760, 3165696, 3196800, 3202794, 3253632, 3297600, 3315200, 3389200, 3462480, 3558660, 3580416, 3660336, 3693312, 3729600, 3795904, 3812850, 3847200, 3957120, 4067040, 4103680, 4262400, 4270392, 4328100, 4338176, 4396800, 4448325, 4475520, 4575420, 4616640, 4744880, 4880448, 4946400, 4972800, 5083800, 5129600, 5276160, 5337990, 5422720, 5539968, 5594400, 5693856, 5719275, 5770800, 5931100, 5967360, 6100560, 6155520, 6393600, 6405588, 6507264, 6595200, 6778400, 6924960, 7117320, 7320672, 7386624, 7459200, 7591808, 7625700, 7694400, 7914240, 8006985, 8134080, 8540784, 8656200, 8793600, 8896650, 8951040, 9150840, 9233280, 9489760, 9760896, 9892800, 9945600, 10167600, 10259200, 10675980, 10845440, 11079936, 11188800, 11387712, 11438550, 11541600, 11862200, 12201120, 12311040, 12787200, 12811176, 13014528, 13190400, 13344975, 13556800, 13849920, 14234640, 14641344, 14918400, 15183616, 15251400, 15388800, 15828480, 16013970, 16268160, 17081568, 17312400, 17793300, 17902080, 18301680, 18466560, 18979520, 19521792, 19785600, 20335200, 20518400, 21351960, 21690880, 22159872, 22377600, 22775424, 22877100, 23083200, 23724400, 24402240, 25622352, 26380800, 26689950, 27113600, 27699840, 28469280, 29282688, 29836800, 30367232, 30502800, 30777600, 32027940, 32536320, 34163136, 34624800, 35586600, 36603360, 36933120, 37959040, 39043584, 39571200, 40034925, 40670400, 42703920, 44755200, 45550848, 45754200, 46166400, 47448800, 48804480, 51244704, 53379900, 54227200, 55399680, 56938560, 58565376, 61005600, 61555200, 64055880, 65072640, 68326272, 69249600, 71173200, 73206720, 75918080, 79142400, 80069850, 81340800, 85407840, 89510400, 91101696, 91508400, 92332800, 94897600, 97608960, 102489408, 106759800, 108454400, 110799360, 113877120, 117130752, 122011200, 128111760, 136652544, 138499200, 142346400, 146413440, 151836160, 160139700, 162681600, 170815680, 183016800, 184665600, 189795200, 195217920, 204978816, 213519600, 227754240, 244022400, 256223520, 273305088, 276998400, 284692800, 292826880, 320279400, 325363200, 341631360, 366033600, 379590400, 409957632, 427039200, 455508480, 488044800, 512447040, 553996800, 569385600, 585653760, 640558800, 683262720, 732067200, 759180800, 819915264, 854078400, 976089600, 1024894080, 1138771200, 1281117600, 1366525440, 1464134400, 1708156800, 2049788160, 2277542400, 2562235200, 2928268800, 3416313600, 4099576320, 5124470400, 6832627200, 10248940800, 20497881600]

約数ペア:

[(1, 20497881600), (2, 10248940800), (3, 6832627200), (4, 5124470400), (5, 4099576320), (6, 3416313600), (7, 2928268800), (8, 2562235200), (9, 2277542400), (10, 2049788160), (12, 1708156800), (14, 1464134400), (15, 1366525440), (16, 1281117600), (18, 1138771200), (20, 1024894080), (21, 976089600), (24, 854078400), (25, 819915264), (27, 759180800), (28, 732067200), (30, 683262720), (32, 640558800), (35, 585653760), (36, 569385600), (37, 553996800), (40, 512447040), (42, 488044800), (45, 455508480), (48, 427039200), (50, 409957632), (54, 379590400), (56, 366033600), (60, 341631360), (63, 325363200), (64, 320279400), (70, 292826880), (72, 284692800), (74, 276998400), (75, 273305088), (80, 256223520), (84, 244022400), (90, 227754240), (96, 213519600), (100, 204978816), (105, 195217920), (108, 189795200), (111, 184665600), (112, 183016800), (120, 170815680), (126, 162681600), (128, 160139700), (135, 151836160), (140, 146413440), (144, 142346400), (148, 138499200), (150, 136652544), (160, 128111760), (168, 122011200), (175, 117130752), (180, 113877120), (185, 110799360), (189, 108454400), (192, 106759800), (200, 102489408), (210, 97608960), (216, 94897600), (222, 92332800), (224, 91508400), (225, 91101696), (229, 89510400), (240, 85407840), (252, 81340800), (256, 80069850), (259, 79142400), (270, 75918080), (280, 73206720), (288, 71173200), (296, 69249600), (300, 68326272), (315, 65072640), (320, 64055880), (333, 61555200), (336, 61005600), (350, 58565376), (360, 56938560), (370, 55399680), (378, 54227200), (384, 53379900), (400, 51244704), (420, 48804480), (432, 47448800), (444, 46166400), (448, 45754200), (450, 45550848), (458, 44755200), (480, 42703920), (504, 40670400), (512, 40034925), (518, 39571200), (525, 39043584), (540, 37959040), (555, 36933120), (560, 36603360), (576, 35586600), (592, 34624800), (600, 34163136), (630, 32536320), (640, 32027940), (666, 30777600), (672, 30502800), (675, 30367232), (687, 29836800), (700, 29282688), (720, 28469280), (740, 27699840), (756, 27113600), (768, 26689950), (777, 26380800), (800, 25622352), (840, 24402240), (864, 23724400), (888, 23083200), (896, 22877100), (900, 22775424), (916, 22377600), (925, 22159872), (945, 21690880), (960, 21351960), (999, 20518400), (1008, 20335200), (1036, 19785600), (1050, 19521792), (1080, 18979520), (1110, 18466560), (1120, 18301680), (1145, 17902080), (1152, 17793300), (1184, 17312400), (1200, 17081568), (1260, 16268160), (1280, 16013970), (1295, 15828480), (1332, 15388800), (1344, 15251400), (1350, 15183616), (1374, 14918400), (1400, 14641344), (1440, 14234640), (1480, 13849920), (1512, 13556800), (1536, 13344975), (1554, 13190400), (1575, 13014528), (1600, 12811176), (1603, 12787200), (1665, 12311040), (1680, 12201120), (1728, 11862200), (1776, 11541600), (1792, 11438550), (1800, 11387712), (1832, 11188800), (1850, 11079936), (1890, 10845440), (1920, 10675980), (1998, 10259200), (2016, 10167600), (2061, 9945600), (2072, 9892800), (2100, 9760896), (2160, 9489760), (2220, 9233280), (2240, 9150840), (2290, 8951040), (2304, 8896650), (2331, 8793600), (2368, 8656200), (2400, 8540784), (2520, 8134080), (2560, 8006985), (2590, 7914240), (2664, 7694400), (2688, 7625700), (2700, 7591808), (2748, 7459200), (2775, 7386624), (2800, 7320672), (2880, 7117320), (2960, 6924960), (3024, 6778400), (3108, 6595200), (3150, 6507264), (3200, 6405588), (3206, 6393600), (3330, 6155520), (3360, 6100560), (3435, 5967360), (3456, 5931100), (3552, 5770800), (3584, 5719275), (3600, 5693856), (3664, 5594400), (3700, 5539968), (3780, 5422720), (3840, 5337990), (3885, 5276160), (3996, 5129600), (4032, 5083800), (4122, 4972800), (4144, 4946400), (4200, 4880448), (4320, 4744880), (4440, 4616640), (4480, 4575420), (4580, 4475520), (4608, 4448325), (4662, 4396800), (4725, 4338176), (4736, 4328100), (4800, 4270392), (4809, 4262400), (4995, 4103680), (5040, 4067040), (5180, 3957120), (5328, 3847200), (5376, 3812850), (5400, 3795904), (5496, 3729600), (5550, 3693312), (5600, 3660336), (5725, 3580416), (5760, 3558660), (5920, 3462480), (6048, 3389200), (6183, 3315200), (6216, 3297600), (6300, 3253632), (6400, 3202794), (6412, 3196800), (6475, 3165696), (6660, 3077760), (6720, 3050280), (6870, 2983680), (6912, 2965550), (6993, 2931200), (7104, 2885400), (7200, 2846928), (7328, 2797200), (7400, 2769984), (7560, 2711360), (7680, 2668995), (7770, 2638080), (7992, 2564800), (8015, 2557440), (8064, 2541900), (8244, 2486400), (8288, 2473200), (8325, 2462208), (8400, 2440224), (8473, 2419200), (8640, 2372440), (8880, 2308320), (8960, 2287710), (9160, 2237760), (9324, 2198400), (9450, 2169088), (9472, 2164050), (9600, 2135196), (9618, 2131200), (9990, 2051840), (10080, 2033520), (10305, 1989120), (10360, 1978560), (10656, 1923600), (10752, 1906425), (10800, 1897952), (10992, 1864800), (11100, 1846656), (11200, 1830168), (11450, 1790208), (11520, 1779330), (11655, 1758720), (11840, 1731240), (12096, 1694600), (12366, 1657600), (12432, 1648800), (12600, 1626816), (12800, 1601397), (12824, 1598400), (12950, 1582848), (13320, 1538880), (13440, 1525140), (13740, 1491840), (13824, 1482775), (13986, 1465600), (14208, 1442700), (14400, 1423464), (14427, 1420800), (14656, 1398600), (14800, 1384992), (15120, 1355680), (15540, 1319040), (15984, 1282400), (16030, 1278720), (16128, 1270950), (16488, 1243200), (16576, 1236600), (16650, 1231104), (16800, 1220112), (16946, 1209600), (17175, 1193472), (17280, 1186220), (17760, 1154160), (17920, 1143855), (18320, 1118880), (18648, 1099200), (18900, 1084544), (18944, 1082025), (19200, 1067598), (19236, 1065600), (19425, 1055232), (19980, 1025920), (20160, 1016760), (20610, 994560), (20720, 989280), (21312, 961800), (21600, 948976), (21984, 932400), (22200, 923328), (22400, 915084), (22900, 895104), (23040, 889665), (23310, 879360), (23680, 865620), (24045, 852480), (24192, 847300), (24732, 828800), (24864, 824400), (24975, 820736), (25200, 813408), (25419, 806400), (25648, 799200), (25900, 791424), (26640, 769440), (26880, 762570), (27480, 745920), (27972, 732800), (28416, 721350), (28800, 711732), (28854, 710400), (29312, 699300), (29600, 692496), (30240, 677840), (30915, 663040), (31080, 659520), (31968, 641200), (32060, 639360), (32256, 635475), (32976, 621600), (33152, 618300), (33300, 615552), (33600, 610056), (33892, 604800), (34350, 596736), (34560, 593110), (34965, 586240), (35520, 577080), (36640, 559440), (37296, 549600), (37800, 542272), (38400, 533799), (38472, 532800), (38850, 527616), (39960, 512960), (40075, 511488), (40320, 508380), (41220, 497280), (41440, 494640), (42365, 483840), (42624, 480900), (43200, 474488), (43281, 473600), (43968, 466200), (44400, 461664), (44800, 457542), (45800, 447552), (46620, 439680), (47360, 432810), (48090, 426240), (48384, 423650), (49464, 414400), (49728, 412200), (49950, 410368), (50400, 406704), (50838, 403200), (51296, 399600), (51525, 397824), (51800, 395712), (53280, 384720), (53760, 381285), (54960, 372960), (55944, 366400), (56832, 360675), (57600, 355866), (57708, 355200), (58275, 351744), (58624, 349650), (59200, 346248), (59311, 345600), (60480, 338920), (61830, 331520), (62160, 329760), (63936, 320600), (64120, 319680), (65952, 310800), (66304, 309150), (66600, 307776), (67200, 305028), (67784, 302400), (68700, 298368), (69120, 296555), (69930, 293120), (71040, 288540), (72135, 284160), (73280, 279720), (74592, 274800), (75600, 271136), (76257, 268800), (76944, 266400), (77700, 263808), (79920, 256480), (80150, 255744), (80640, 254190), (82440, 248640), (82880, 247320), (84730, 241920), (85248, 240450), (86400, 237244), (86562, 236800), (87936, 233100), (88800, 230832), (89600, 228771), (91600, 223776), (93240, 219840), (94720, 216405), (96180, 213120), (96768, 211825), (98928, 207200), (99456, 206100), (99900, 205184), (100800, 203352), (101676, 201600), (102592, 199800), (103050, 198912), (103600, 197856), (106560, 192360), (109920, 186480), (111888, 183200), (115200, 177933), (115416, 177600), (116550, 175872), (117248, 174825), (118400, 173124), (118622, 172800), (120225, 170496), (120960, 169460), (123660, 165760), (124320, 164880), (127095, 161280), (127872, 160300), (128240, 159840), (131904, 155400), (132608, 154575), (133200, 153888), (134400, 152514), (135568, 151200), (137400, 149184), (139860, 146560), (142080, 144270)]