20688650640

素因数分解:

$2^4\times 3^5\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{587}}^1$

素因数の和:666

約数の個数: 720

約数和(自身を含む): 86228356032

約数和(自身を除く): 65539705392

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 35, 36, 37, 40, 42, 45, 48, 49, 54, 56, 60, 63, 70, 72, 74, 80, 81, 84, 90, 98, 105, 108, 111, 112, 120, 126, 135, 140, 144, 147, 148, 162, 168, 180, 185, 189, 196, 210, 216, 222, 240, 243, 245, 252, 259, 270, 280, 294, 296, 315, 324, 333, 336, 360, 370, 378, 392, 405, 420, 432, 441, 444, 486, 490, 504, 518, 540, 555, 560, 567, 587, 588, 592, 630, 648, 666, 720, 735, 740, 756, 777, 784, 810, 840, 882, 888, 945, 972, 980, 999, 1008, 1036, 1080, 1110, 1134, 1174, 1176, 1215, 1260, 1295, 1296, 1323, 1332, 1470, 1480, 1512, 1554, 1620, 1665, 1680, 1701, 1761, 1764, 1776, 1813, 1890, 1944, 1960, 1998, 2072, 2160, 2205, 2220, 2268, 2331, 2348, 2352, 2430, 2520, 2590, 2646, 2664, 2835, 2935, 2940, 2960, 2997, 3024, 3108, 3240, 3330, 3402, 3522, 3528, 3626, 3780, 3885, 3888, 3920, 3969, 3996, 4109, 4144, 4410, 4440, 4536, 4662, 4696, 4860, 4995, 5040, 5180, 5283, 5292, 5328, 5439, 5670, 5870, 5880, 5994, 6216, 6480, 6615, 6660, 6804, 6993, 7044, 7056, 7252, 7560, 7770, 7938, 7992, 8218, 8505, 8805, 8820, 8880, 8991, 9065, 9072, 9324, 9392, 9720, 9990, 10360, 10566, 10584, 10878, 11340, 11655, 11740, 11760, 11907, 11988, 12327, 12432, 13230, 13320, 13608, 13986, 14088, 14504, 14985, 15120, 15540, 15849, 15876, 15984, 16317, 16436, 17010, 17610, 17640, 17982, 18130, 18648, 19440, 19845, 19980, 20545, 20720, 20979, 21132, 21168, 21719, 21756, 22680, 23310, 23480, 23814, 23976, 24654, 26415, 26460, 26640, 27195, 27216, 27972, 28176, 28763, 29008, 29970, 31080, 31698, 31752, 32634, 32872, 34020, 34965, 35220, 35280, 35964, 36260, 36981, 37296, 39690, 39960, 41090, 41958, 42264, 43438, 43512, 44955, 45360, 46620, 46960, 47547, 47628, 47952, 48951, 49308, 52830, 52920, 54390, 55944, 57526, 59535, 59940, 61635, 62160, 62937, 63396, 63504, 65157, 65268, 65744, 68040, 69930, 70440, 71928, 72520, 73962, 79245, 79380, 79920, 81585, 82180, 83916, 84528, 86289, 86876, 87024, 89910, 93240, 95094, 95256, 97902, 98616, 104895, 105660, 105840, 108595, 108780, 110943, 111888, 115052, 119070, 119880, 123270, 125874, 126792, 130314, 130536, 136080, 139860, 140880, 142641, 143815, 143856, 145040, 146853, 147924, 152033, 158490, 158760, 163170, 164360, 167832, 172578, 173752, 179820, 184905, 186480, 190188, 190512, 195471, 195804, 197232, 209790, 211320, 217190, 217560, 221886, 230104, 237735, 238140, 239760, 244755, 246540, 251748, 253584, 258867, 260628, 261072, 279720, 285282, 287630, 293706, 295848, 304066, 314685, 316980, 317520, 325785, 326340, 328720, 332829, 335664, 345156, 347504, 359640, 369810, 380376, 390942, 391608, 419580, 422640, 431445, 434380, 435120, 440559, 443772, 456099, 460208, 475470, 476280, 489510, 493080, 503496, 517734, 521256, 554715, 559440, 570564, 575260, 586413, 587412, 591696, 608132, 629370, 633960, 651570, 652680, 665658, 690312, 713205, 719280, 734265, 739620, 760165, 760752, 776601, 781884, 783216, 839160, 862890, 868760, 881118, 887544, 912198, 950940, 952560, 977355, 979020, 986160, 998487, 1006992, 1035468, 1042512, 1064231, 1109430, 1141128, 1150520, 1172826, 1174824, 1216264, 1258740, 1267920, 1294335, 1303140, 1305360, 1331316, 1368297, 1380624, 1426410, 1468530, 1479240, 1520330, 1553202, 1563768, 1664145, 1678320, 1725780, 1737520, 1759239, 1762236, 1775088, 1824396, 1901880, 1954710, 1958040, 1996974, 2070936, 2128462, 2202795, 2218860, 2280495, 2282256, 2301040, 2329803, 2345652, 2349648, 2432528, 2517480, 2588670, 2606280, 2662632, 2736594, 2852820, 2932065, 2937060, 2958480, 3040660, 3106404, 3127536, 3192693, 3328290, 3451560, 3518478, 3524472, 3648792, 3803760, 3883005, 3909420, 3916080, 3993948, 4104891, 4141872, 4256924, 4405590, 4437720, 4560990, 4659606, 4691304, 4992435, 5034960, 5177340, 5212560, 5277717, 5321155, 5325264, 5473188, 5705640, 5864130, 5874120, 6081320, 6212808, 6385386, 6656580, 6841485, 6903120, 6989409, 7036956, 7048944, 7297584, 7766010, 7818840, 7987896, 8209782, 8513848, 8796195, 8811180, 8875440, 9121980, 9319212, 9382608, 9578079, 9984870, 10354680, 10555434, 10642310, 10946376, 11411280, 11649015, 11728260, 11748240, 12162640, 12314673, 12425616, 12770772, 13313160, 13682970, 13978818, 14073912, 15532020, 15637680, 15963465, 15975792, 16419564, 17027696, 17592390, 17622360, 18243960, 18638424, 19156158, 19969740, 20524455, 20709360, 21110868, 21284620, 21892752, 23298030, 23456520, 24629346, 25541544, 26388585, 26626320, 27365940, 27957636, 28147824, 28734237, 31064040, 31926930, 32839128, 34947045, 35184780, 35244720, 36487920, 36944019, 37276848, 38312316, 39939480, 41048910, 42221736, 42569240, 46596060, 46913040, 47890395, 49258692, 51083088, 52777170, 54731880, 55915272, 57468474, 61573365, 62128080, 63853860, 65678256, 69894090, 70369560, 73888038, 76624632, 79878960, 82097820, 84443472, 85138480, 86202711, 93192120, 95780790, 98517384, 105554340, 109463760, 111830544, 114936948, 123146730, 127707720, 139788180, 140739120, 143671185, 147776076, 153249264, 164195640, 172405422, 184720095, 186384240, 191561580, 197034768, 211108680, 229873896, 246293460, 255415440, 258608133, 279576360, 287342370, 295552152, 328391280, 344810844, 369440190, 383123160, 422217360, 431013555, 459747792, 492586920, 517216266, 559152720, 574684740, 591104304, 689621688, 738880380, 766246320, 862027110, 985173840, 1034432532, 1149369480, 1293040665, 1379243376, 1477760760, 1724054220, 2068865064, 2298738960, 2586081330, 2955521520, 3448108440, 4137730128, 5172162660, 6896216880, 10344325320, 20688650640]

約数ペア:

[(1, 20688650640), (2, 10344325320), (3, 6896216880), (4, 5172162660), (5, 4137730128), (6, 3448108440), (7, 2955521520), (8, 2586081330), (9, 2298738960), (10, 2068865064), (12, 1724054220), (14, 1477760760), (15, 1379243376), (16, 1293040665), (18, 1149369480), (20, 1034432532), (21, 985173840), (24, 862027110), (27, 766246320), (28, 738880380), (30, 689621688), (35, 591104304), (36, 574684740), (37, 559152720), (40, 517216266), (42, 492586920), (45, 459747792), (48, 431013555), (49, 422217360), (54, 383123160), (56, 369440190), (60, 344810844), (63, 328391280), (70, 295552152), (72, 287342370), (74, 279576360), (80, 258608133), (81, 255415440), (84, 246293460), (90, 229873896), (98, 211108680), (105, 197034768), (108, 191561580), (111, 186384240), (112, 184720095), (120, 172405422), (126, 164195640), (135, 153249264), (140, 147776076), (144, 143671185), (147, 140739120), (148, 139788180), (162, 127707720), (168, 123146730), (180, 114936948), (185, 111830544), (189, 109463760), (196, 105554340), (210, 98517384), (216, 95780790), (222, 93192120), (240, 86202711), (243, 85138480), (245, 84443472), (252, 82097820), (259, 79878960), (270, 76624632), (280, 73888038), (294, 70369560), (296, 69894090), (315, 65678256), (324, 63853860), (333, 62128080), (336, 61573365), (360, 57468474), (370, 55915272), (378, 54731880), (392, 52777170), (405, 51083088), (420, 49258692), (432, 47890395), (441, 46913040), (444, 46596060), (486, 42569240), (490, 42221736), (504, 41048910), (518, 39939480), (540, 38312316), (555, 37276848), (560, 36944019), (567, 36487920), (587, 35244720), (588, 35184780), (592, 34947045), (630, 32839128), (648, 31926930), (666, 31064040), (720, 28734237), (735, 28147824), (740, 27957636), (756, 27365940), (777, 26626320), (784, 26388585), (810, 25541544), (840, 24629346), (882, 23456520), (888, 23298030), (945, 21892752), (972, 21284620), (980, 21110868), (999, 20709360), (1008, 20524455), (1036, 19969740), (1080, 19156158), (1110, 18638424), (1134, 18243960), (1174, 17622360), (1176, 17592390), (1215, 17027696), (1260, 16419564), (1295, 15975792), (1296, 15963465), (1323, 15637680), (1332, 15532020), (1470, 14073912), (1480, 13978818), (1512, 13682970), (1554, 13313160), (1620, 12770772), (1665, 12425616), (1680, 12314673), (1701, 12162640), (1761, 11748240), (1764, 11728260), (1776, 11649015), (1813, 11411280), (1890, 10946376), (1944, 10642310), (1960, 10555434), (1998, 10354680), (2072, 9984870), (2160, 9578079), (2205, 9382608), (2220, 9319212), (2268, 9121980), (2331, 8875440), (2348, 8811180), (2352, 8796195), (2430, 8513848), (2520, 8209782), (2590, 7987896), (2646, 7818840), (2664, 7766010), (2835, 7297584), (2935, 7048944), (2940, 7036956), (2960, 6989409), (2997, 6903120), (3024, 6841485), (3108, 6656580), (3240, 6385386), (3330, 6212808), (3402, 6081320), (3522, 5874120), (3528, 5864130), (3626, 5705640), (3780, 5473188), (3885, 5325264), (3888, 5321155), (3920, 5277717), (3969, 5212560), (3996, 5177340), (4109, 5034960), (4144, 4992435), (4410, 4691304), (4440, 4659606), (4536, 4560990), (4662, 4437720), (4696, 4405590), (4860, 4256924), (4995, 4141872), (5040, 4104891), (5180, 3993948), (5283, 3916080), (5292, 3909420), (5328, 3883005), (5439, 3803760), (5670, 3648792), (5870, 3524472), (5880, 3518478), (5994, 3451560), (6216, 3328290), (6480, 3192693), (6615, 3127536), (6660, 3106404), (6804, 3040660), (6993, 2958480), (7044, 2937060), (7056, 2932065), (7252, 2852820), (7560, 2736594), (7770, 2662632), (7938, 2606280), (7992, 2588670), (8218, 2517480), (8505, 2432528), (8805, 2349648), (8820, 2345652), (8880, 2329803), (8991, 2301040), (9065, 2282256), (9072, 2280495), (9324, 2218860), (9392, 2202795), (9720, 2128462), (9990, 2070936), (10360, 1996974), (10566, 1958040), (10584, 1954710), (10878, 1901880), (11340, 1824396), (11655, 1775088), (11740, 1762236), (11760, 1759239), (11907, 1737520), (11988, 1725780), (12327, 1678320), (12432, 1664145), (13230, 1563768), (13320, 1553202), (13608, 1520330), (13986, 1479240), (14088, 1468530), (14504, 1426410), (14985, 1380624), (15120, 1368297), (15540, 1331316), (15849, 1305360), (15876, 1303140), (15984, 1294335), (16317, 1267920), (16436, 1258740), (17010, 1216264), (17610, 1174824), (17640, 1172826), (17982, 1150520), (18130, 1141128), (18648, 1109430), (19440, 1064231), (19845, 1042512), (19980, 1035468), (20545, 1006992), (20720, 998487), (20979, 986160), (21132, 979020), (21168, 977355), (21719, 952560), (21756, 950940), (22680, 912198), (23310, 887544), (23480, 881118), (23814, 868760), (23976, 862890), (24654, 839160), (26415, 783216), (26460, 781884), (26640, 776601), (27195, 760752), (27216, 760165), (27972, 739620), (28176, 734265), (28763, 719280), (29008, 713205), (29970, 690312), (31080, 665658), (31698, 652680), (31752, 651570), (32634, 633960), (32872, 629370), (34020, 608132), (34965, 591696), (35220, 587412), (35280, 586413), (35964, 575260), (36260, 570564), (36981, 559440), (37296, 554715), (39690, 521256), (39960, 517734), (41090, 503496), (41958, 493080), (42264, 489510), (43438, 476280), (43512, 475470), (44955, 460208), (45360, 456099), (46620, 443772), (46960, 440559), (47547, 435120), (47628, 434380), (47952, 431445), (48951, 422640), (49308, 419580), (52830, 391608), (52920, 390942), (54390, 380376), (55944, 369810), (57526, 359640), (59535, 347504), (59940, 345156), (61635, 335664), (62160, 332829), (62937, 328720), (63396, 326340), (63504, 325785), (65157, 317520), (65268, 316980), (65744, 314685), (68040, 304066), (69930, 295848), (70440, 293706), (71928, 287630), (72520, 285282), (73962, 279720), (79245, 261072), (79380, 260628), (79920, 258867), (81585, 253584), (82180, 251748), (83916, 246540), (84528, 244755), (86289, 239760), (86876, 238140), (87024, 237735), (89910, 230104), (93240, 221886), (95094, 217560), (95256, 217190), (97902, 211320), (98616, 209790), (104895, 197232), (105660, 195804), (105840, 195471), (108595, 190512), (108780, 190188), (110943, 186480), (111888, 184905), (115052, 179820), (119070, 173752), (119880, 172578), (123270, 167832), (125874, 164360), (126792, 163170), (130314, 158760), (130536, 158490), (136080, 152033), (139860, 147924), (140880, 146853), (142641, 145040), (143815, 143856)]