20489021280

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{5791}}^1$

素因数の和:5841

約数の個数: 576

約数和(自身を含む): 89256480768

約数和(自身を除く): 68767459488

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 13, 14, 15, 16, 18, 20, 21, 24, 26, 27, 28, 30, 32, 35, 36, 39, 40, 42, 45, 48, 52, 54, 56, 60, 63, 65, 70, 72, 78, 80, 81, 84, 90, 91, 96, 104, 105, 108, 112, 117, 120, 126, 130, 135, 140, 144, 156, 160, 162, 168, 180, 182, 189, 195, 208, 210, 216, 224, 234, 240, 243, 252, 260, 270, 273, 280, 288, 312, 315, 324, 336, 351, 360, 364, 378, 390, 405, 416, 420, 432, 455, 468, 480, 486, 504, 520, 540, 546, 560, 567, 585, 624, 630, 648, 672, 702, 720, 728, 756, 780, 810, 819, 840, 864, 910, 936, 945, 972, 1008, 1040, 1053, 1080, 1092, 1120, 1134, 1170, 1215, 1248, 1260, 1296, 1365, 1404, 1440, 1456, 1512, 1560, 1620, 1638, 1680, 1701, 1755, 1820, 1872, 1890, 1944, 2016, 2080, 2106, 2160, 2184, 2268, 2340, 2430, 2457, 2520, 2592, 2730, 2808, 2835, 2912, 3024, 3120, 3159, 3240, 3276, 3360, 3402, 3510, 3640, 3744, 3780, 3888, 4095, 4212, 4320, 4368, 4536, 4680, 4860, 4914, 5040, 5265, 5460, 5616, 5670, 5791, 6048, 6240, 6318, 6480, 6552, 6804, 7020, 7280, 7371, 7560, 7776, 8190, 8424, 8505, 8736, 9072, 9360, 9720, 9828, 10080, 10530, 10920, 11232, 11340, 11582, 12285, 12636, 12960, 13104, 13608, 14040, 14560, 14742, 15120, 15795, 16380, 16848, 17010, 17373, 18144, 18720, 19440, 19656, 21060, 21840, 22113, 22680, 23164, 24570, 25272, 26208, 27216, 28080, 28955, 29484, 30240, 31590, 32760, 33696, 34020, 34746, 36855, 38880, 39312, 40537, 42120, 43680, 44226, 45360, 46328, 49140, 50544, 52119, 54432, 56160, 57910, 58968, 63180, 65520, 68040, 69492, 73710, 75283, 78624, 81074, 84240, 86865, 88452, 90720, 92656, 98280, 101088, 104238, 110565, 115820, 117936, 121611, 126360, 131040, 136080, 138984, 147420, 150566, 156357, 162148, 168480, 173730, 176904, 185312, 196560, 202685, 208476, 221130, 225849, 231640, 235872, 243222, 252720, 260595, 272160, 277968, 294840, 301132, 312714, 324296, 347460, 353808, 364833, 376415, 393120, 405370, 416952, 442260, 451698, 463280, 469071, 486444, 505440, 521190, 526981, 555936, 589680, 602264, 608055, 625428, 648592, 677547, 694920, 707616, 729666, 752830, 781785, 810740, 833904, 884520, 903396, 926560, 938142, 972888, 1042380, 1053962, 1094499, 1129245, 1179360, 1204528, 1216110, 1250856, 1297184, 1355094, 1389840, 1407213, 1459332, 1505660, 1563570, 1580943, 1621480, 1667808, 1769040, 1806792, 1824165, 1876284, 1945776, 2032641, 2084760, 2107924, 2188998, 2258490, 2345355, 2409056, 2432220, 2501712, 2634905, 2710188, 2779680, 2814426, 2918664, 3011320, 3127140, 3161886, 3242960, 3283497, 3387735, 3538080, 3613584, 3648330, 3752568, 3891552, 4065282, 4169520, 4215848, 4377996, 4516980, 4690710, 4742829, 4864440, 5003424, 5269810, 5420376, 5472495, 5628852, 5837328, 6022640, 6097923, 6254280, 6323772, 6485920, 6566994, 6775470, 7036065, 7227168, 7296660, 7505136, 7904715, 8130564, 8339040, 8431696, 8755992, 9033960, 9381420, 9485658, 9728880, 9850491, 10163205, 10539620, 10840752, 10944990, 11257704, 11674656, 12045280, 12195846, 12508560, 12647544, 13133988, 13550940, 14072130, 14228487, 14593320, 15010272, 15809430, 16261128, 16417485, 16863392, 17511984, 18067920, 18293769, 18762840, 18971316, 19457760, 19700982, 20326410, 21079240, 21681504, 21889980, 22515408, 23714145, 24391692, 25017120, 25295088, 26267976, 27101880, 28144260, 28456974, 29186640, 30489615, 31618860, 32522256, 32834970, 35023968, 36135840, 36587538, 37525680, 37942632, 39401964, 40652820, 42158480, 42685461, 43779960, 45030816, 47428290, 48783384, 49252455, 50590176, 52535952, 54203760, 56288520, 56913948, 58373280, 60979230, 63237720, 65044512, 65669940, 71142435, 73175076, 75051360, 75885264, 78803928, 81305640, 84316960, 85370922, 87559920, 91468845, 94856580, 97566768, 98504910, 105071904, 108407520, 112577040, 113827896, 121958460, 126475440, 128056383, 131339880, 142284870, 146350152, 151770528, 157607856, 162611280, 170741844, 175119840, 182937690, 189713160, 195133536, 197009820, 213427305, 225154080, 227655792, 243916920, 252950880, 256112766, 262679760, 284569740, 292700304, 315215712, 325222560, 341483688, 365875380, 379426320, 394019640, 426854610, 455311584, 487833840, 512225532, 525359520, 569139480, 585400608, 640281915, 682967376, 731750760, 758852640, 788039280, 853709220, 975667680, 1024451064, 1138278960, 1280563830, 1365934752, 1463501520, 1576078560, 1707418440, 2048902128, 2276557920, 2561127660, 2927003040, 3414836880, 4097804256, 5122255320, 6829673760, 10244510640, 20489021280]

約数ペア:

[(1, 20489021280), (2, 10244510640), (3, 6829673760), (4, 5122255320), (5, 4097804256), (6, 3414836880), (7, 2927003040), (8, 2561127660), (9, 2276557920), (10, 2048902128), (12, 1707418440), (13, 1576078560), (14, 1463501520), (15, 1365934752), (16, 1280563830), (18, 1138278960), (20, 1024451064), (21, 975667680), (24, 853709220), (26, 788039280), (27, 758852640), (28, 731750760), (30, 682967376), (32, 640281915), (35, 585400608), (36, 569139480), (39, 525359520), (40, 512225532), (42, 487833840), (45, 455311584), (48, 426854610), (52, 394019640), (54, 379426320), (56, 365875380), (60, 341483688), (63, 325222560), (65, 315215712), (70, 292700304), (72, 284569740), (78, 262679760), (80, 256112766), (81, 252950880), (84, 243916920), (90, 227655792), (91, 225154080), (96, 213427305), (104, 197009820), (105, 195133536), (108, 189713160), (112, 182937690), (117, 175119840), (120, 170741844), (126, 162611280), (130, 157607856), (135, 151770528), (140, 146350152), (144, 142284870), (156, 131339880), (160, 128056383), (162, 126475440), (168, 121958460), (180, 113827896), (182, 112577040), (189, 108407520), (195, 105071904), (208, 98504910), (210, 97566768), (216, 94856580), (224, 91468845), (234, 87559920), (240, 85370922), (243, 84316960), (252, 81305640), (260, 78803928), (270, 75885264), (273, 75051360), (280, 73175076), (288, 71142435), (312, 65669940), (315, 65044512), (324, 63237720), (336, 60979230), (351, 58373280), (360, 56913948), (364, 56288520), (378, 54203760), (390, 52535952), (405, 50590176), (416, 49252455), (420, 48783384), (432, 47428290), (455, 45030816), (468, 43779960), (480, 42685461), (486, 42158480), (504, 40652820), (520, 39401964), (540, 37942632), (546, 37525680), (560, 36587538), (567, 36135840), (585, 35023968), (624, 32834970), (630, 32522256), (648, 31618860), (672, 30489615), (702, 29186640), (720, 28456974), (728, 28144260), (756, 27101880), (780, 26267976), (810, 25295088), (819, 25017120), (840, 24391692), (864, 23714145), (910, 22515408), (936, 21889980), (945, 21681504), (972, 21079240), (1008, 20326410), (1040, 19700982), (1053, 19457760), (1080, 18971316), (1092, 18762840), (1120, 18293769), (1134, 18067920), (1170, 17511984), (1215, 16863392), (1248, 16417485), (1260, 16261128), (1296, 15809430), (1365, 15010272), (1404, 14593320), (1440, 14228487), (1456, 14072130), (1512, 13550940), (1560, 13133988), (1620, 12647544), (1638, 12508560), (1680, 12195846), (1701, 12045280), (1755, 11674656), (1820, 11257704), (1872, 10944990), (1890, 10840752), (1944, 10539620), (2016, 10163205), (2080, 9850491), (2106, 9728880), (2160, 9485658), (2184, 9381420), (2268, 9033960), (2340, 8755992), (2430, 8431696), (2457, 8339040), (2520, 8130564), (2592, 7904715), (2730, 7505136), (2808, 7296660), (2835, 7227168), (2912, 7036065), (3024, 6775470), (3120, 6566994), (3159, 6485920), (3240, 6323772), (3276, 6254280), (3360, 6097923), (3402, 6022640), (3510, 5837328), (3640, 5628852), (3744, 5472495), (3780, 5420376), (3888, 5269810), (4095, 5003424), (4212, 4864440), (4320, 4742829), (4368, 4690710), (4536, 4516980), (4680, 4377996), (4860, 4215848), (4914, 4169520), (5040, 4065282), (5265, 3891552), (5460, 3752568), (5616, 3648330), (5670, 3613584), (5791, 3538080), (6048, 3387735), (6240, 3283497), (6318, 3242960), (6480, 3161886), (6552, 3127140), (6804, 3011320), (7020, 2918664), (7280, 2814426), (7371, 2779680), (7560, 2710188), (7776, 2634905), (8190, 2501712), (8424, 2432220), (8505, 2409056), (8736, 2345355), (9072, 2258490), (9360, 2188998), (9720, 2107924), (9828, 2084760), (10080, 2032641), (10530, 1945776), (10920, 1876284), (11232, 1824165), (11340, 1806792), (11582, 1769040), (12285, 1667808), (12636, 1621480), (12960, 1580943), (13104, 1563570), (13608, 1505660), (14040, 1459332), (14560, 1407213), (14742, 1389840), (15120, 1355094), (15795, 1297184), (16380, 1250856), (16848, 1216110), (17010, 1204528), (17373, 1179360), (18144, 1129245), (18720, 1094499), (19440, 1053962), (19656, 1042380), (21060, 972888), (21840, 938142), (22113, 926560), (22680, 903396), (23164, 884520), (24570, 833904), (25272, 810740), (26208, 781785), (27216, 752830), (28080, 729666), (28955, 707616), (29484, 694920), (30240, 677547), (31590, 648592), (32760, 625428), (33696, 608055), (34020, 602264), (34746, 589680), (36855, 555936), (38880, 526981), (39312, 521190), (40537, 505440), (42120, 486444), (43680, 469071), (44226, 463280), (45360, 451698), (46328, 442260), (49140, 416952), (50544, 405370), (52119, 393120), (54432, 376415), (56160, 364833), (57910, 353808), (58968, 347460), (63180, 324296), (65520, 312714), (68040, 301132), (69492, 294840), (73710, 277968), (75283, 272160), (78624, 260595), (81074, 252720), (84240, 243222), (86865, 235872), (88452, 231640), (90720, 225849), (92656, 221130), (98280, 208476), (101088, 202685), (104238, 196560), (110565, 185312), (115820, 176904), (117936, 173730), (121611, 168480), (126360, 162148), (131040, 156357), (136080, 150566), (138984, 147420)]