20208521520

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 840

約数和(自身を含む): 82384481520

約数和(自身を除く): 62175960000

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 17, 18, 20, 22, 24, 27, 30, 33, 34, 36, 40, 44, 45, 48, 51, 54, 55, 60, 66, 68, 72, 80, 81, 85, 88, 90, 99, 102, 108, 109, 110, 120, 132, 135, 136, 144, 153, 162, 165, 170, 176, 180, 187, 198, 204, 216, 218, 220, 240, 243, 255, 264, 270, 272, 289, 297, 306, 324, 327, 330, 340, 360, 374, 396, 405, 408, 432, 436, 440, 459, 486, 495, 510, 528, 540, 545, 561, 578, 594, 612, 648, 654, 660, 680, 720, 729, 748, 765, 792, 810, 816, 867, 872, 880, 891, 918, 935, 972, 981, 990, 1020, 1080, 1090, 1122, 1156, 1188, 1199, 1215, 1224, 1296, 1308, 1320, 1360, 1377, 1445, 1458, 1485, 1496, 1530, 1584, 1620, 1635, 1683, 1734, 1744, 1782, 1836, 1853, 1870, 1944, 1962, 1980, 2040, 2160, 2180, 2244, 2295, 2312, 2376, 2398, 2430, 2448, 2601, 2616, 2640, 2673, 2754, 2805, 2890, 2916, 2943, 2970, 2992, 3060, 3179, 3240, 3270, 3366, 3468, 3564, 3597, 3645, 3672, 3706, 3740, 3888, 3924, 3960, 4080, 4131, 4335, 4360, 4455, 4488, 4590, 4624, 4752, 4796, 4860, 4905, 5049, 5202, 5232, 5346, 5508, 5559, 5610, 5780, 5832, 5886, 5940, 5995, 6120, 6358, 6480, 6540, 6732, 6885, 6936, 7128, 7194, 7290, 7344, 7412, 7480, 7803, 7848, 7920, 8019, 8262, 8415, 8670, 8720, 8829, 8910, 8976, 9180, 9265, 9537, 9592, 9720, 9810, 10098, 10404, 10692, 10791, 11016, 11118, 11220, 11560, 11664, 11772, 11880, 11990, 12240, 12393, 12716, 13005, 13080, 13365, 13464, 13770, 13872, 14256, 14388, 14580, 14715, 14824, 14960, 15147, 15606, 15696, 15895, 16038, 16524, 16677, 16830, 17340, 17658, 17820, 17985, 18360, 18530, 19074, 19184, 19440, 19620, 20196, 20383, 20655, 20808, 21384, 21582, 22032, 22236, 22440, 23120, 23409, 23544, 23760, 23980, 24786, 25245, 25432, 26010, 26160, 26487, 26730, 26928, 27540, 27795, 28611, 28776, 29160, 29430, 29648, 30294, 31212, 31501, 31790, 32076, 32373, 33048, 33354, 33660, 34680, 35316, 35640, 35970, 36720, 37060, 38148, 39015, 39240, 40095, 40392, 40766, 41310, 41616, 42768, 43164, 44145, 44472, 44880, 45441, 46818, 47088, 47685, 47960, 49572, 50031, 50490, 50864, 52020, 52974, 53460, 53955, 55080, 55590, 57222, 57552, 58320, 58860, 60588, 61149, 61965, 62424, 63002, 63580, 64152, 64746, 66096, 66708, 67320, 69360, 70227, 70632, 71280, 71940, 74120, 75735, 76296, 78030, 78480, 79461, 80190, 80784, 81532, 82620, 83385, 85833, 86328, 88290, 88944, 90882, 93636, 94503, 95370, 95920, 97119, 99144, 100062, 100980, 101915, 104040, 105948, 106920, 107910, 110160, 111180, 114444, 117045, 117720, 121176, 122298, 123930, 124848, 126004, 127160, 128304, 129492, 132435, 133416, 134640, 136323, 140454, 141264, 143055, 143880, 148240, 150093, 151470, 152592, 156060, 157505, 158922, 160380, 161865, 163064, 165240, 166770, 171666, 172656, 176580, 181764, 183447, 187272, 189006, 190740, 194238, 198288, 200124, 201960, 203830, 208080, 210681, 211896, 213840, 215820, 222360, 227205, 228888, 234090, 235440, 242352, 244596, 247860, 250155, 252008, 254320, 257499, 258984, 264870, 266832, 272646, 280908, 283509, 286110, 287760, 291357, 300186, 302940, 305745, 312120, 315010, 317844, 320760, 323730, 326128, 330480, 333540, 343332, 346511, 351135, 353160, 363528, 366894, 374544, 378012, 381480, 388476, 397305, 400248, 403920, 407660, 421362, 423792, 429165, 431640, 444720, 450279, 454410, 457776, 468180, 472515, 485595, 489192, 495720, 500310, 504016, 514998, 517968, 529740, 545292, 550341, 561816, 567018, 572220, 582714, 600372, 605880, 611490, 624240, 630020, 635688, 641520, 647460, 667080, 681615, 686664, 693022, 702270, 706320, 727056, 733788, 750465, 756024, 762960, 772497, 776952, 794610, 800496, 815320, 842724, 850527, 858330, 863280, 874071, 900558, 908820, 917235, 936360, 945030, 971190, 978384, 991440, 1000620, 1029996, 1039533, 1053405, 1059480, 1090584, 1100682, 1123632, 1134036, 1144440, 1165428, 1200744, 1211760, 1222980, 1260040, 1271376, 1287495, 1294920, 1334160, 1350837, 1363230, 1373328, 1386044, 1404540, 1417545, 1456785, 1467576, 1500930, 1512048, 1544994, 1553904, 1589220, 1630640, 1651023, 1685448, 1701054, 1716660, 1732555, 1748142, 1801116, 1817640, 1834470, 1872720, 1890060, 1942380, 2001240, 2059992, 2079066, 2106810, 2118960, 2181168, 2201364, 2251395, 2268072, 2288880, 2317491, 2330856, 2401488, 2445960, 2520080, 2551581, 2574990, 2589840, 2701674, 2726460, 2751705, 2772088, 2809080, 2835090, 2913570, 2935152, 3001860, 3089988, 3118599, 3178440, 3302046, 3370896, 3402108, 3433320, 3465110, 3496284, 3602232, 3635280, 3668940, 3780120, 3862485, 3884760, 4002480, 4119984, 4158132, 4213620, 4252635, 4370355, 4402728, 4502790, 4536144, 4634982, 4661712, 4891920, 4953069, 5103162, 5149980, 5197665, 5403348, 5452920, 5503410, 5544176, 5618160, 5670180, 5827140, 6003720, 6179976, 6237198, 6356880, 6604092, 6754185, 6804216, 6866640, 6930220, 6992568, 7204464, 7337880, 7560240, 7654743, 7724970, 7769520, 8255115, 8316264, 8427240, 8505270, 8740710, 8805456, 9005580, 9269964, 9355797, 9906138, 10206324, 10299960, 10395330, 10806696, 10905840, 11006820, 11340360, 11587455, 11654280, 12007440, 12359952, 12474396, 12757905, 13208184, 13508370, 13608432, 13860440, 13985136, 14675760, 14859207, 15309486, 15449940, 15592995, 16510230, 16632528, 16854480, 17010540, 17481420, 18011160, 18539928, 18711594, 19812276, 20412648, 20599920, 20790660, 21613392, 22013640, 22680720, 22964229, 23174910, 23308560, 24765345, 24948792, 25515810, 26416368, 27016740, 27720880, 28067391, 29718414, 30618972, 30899880, 31185990, 33020460, 34021080, 34962840, 36022320, 37079856, 37423188, 38273715, 39624552, 40825296, 41581320, 44027280, 45928458, 46349820, 46778985, 49530690, 49897584, 51031620, 54033480, 56134782, 59436828, 61237944, 61799760, 62371980, 66040920, 68042160, 69925680, 74296035, 74846376, 76547430, 79249104, 83162640, 84202173, 91856916, 92699640, 93557970, 99061380, 102063240, 108066960, 112269564, 114821145, 118873656, 122475888, 124743960, 132081840, 140336955, 148592070, 149692752, 153094860, 168404346, 183713832, 185399280, 187115940, 198122760, 204126480, 224539128, 229642290, 237747312, 249487920, 252606519, 280673910, 297184140, 306189720, 336808692, 367427664, 374231880, 396245520, 421010865, 449078256, 459284580, 505213038, 561347820, 594368280, 612379440, 673617384, 748463760, 842021730, 918569160, 1010426076, 1122695640, 1188736560, 1263032595, 1347234768, 1684043460, 1837138320, 2020852152, 2245391280, 2526065190, 3368086920, 4041704304, 5052130380, 6736173840, 10104260760, 20208521520]

約数ペア:

[(1, 20208521520), (2, 10104260760), (3, 6736173840), (4, 5052130380), (5, 4041704304), (6, 3368086920), (8, 2526065190), (9, 2245391280), (10, 2020852152), (11, 1837138320), (12, 1684043460), (15, 1347234768), (16, 1263032595), (17, 1188736560), (18, 1122695640), (20, 1010426076), (22, 918569160), (24, 842021730), (27, 748463760), (30, 673617384), (33, 612379440), (34, 594368280), (36, 561347820), (40, 505213038), (44, 459284580), (45, 449078256), (48, 421010865), (51, 396245520), (54, 374231880), (55, 367427664), (60, 336808692), (66, 306189720), (68, 297184140), (72, 280673910), (80, 252606519), (81, 249487920), (85, 237747312), (88, 229642290), (90, 224539128), (99, 204126480), (102, 198122760), (108, 187115940), (109, 185399280), (110, 183713832), (120, 168404346), (132, 153094860), (135, 149692752), (136, 148592070), (144, 140336955), (153, 132081840), (162, 124743960), (165, 122475888), (170, 118873656), (176, 114821145), (180, 112269564), (187, 108066960), (198, 102063240), (204, 99061380), (216, 93557970), (218, 92699640), (220, 91856916), (240, 84202173), (243, 83162640), (255, 79249104), (264, 76547430), (270, 74846376), (272, 74296035), (289, 69925680), (297, 68042160), (306, 66040920), (324, 62371980), (327, 61799760), (330, 61237944), (340, 59436828), (360, 56134782), (374, 54033480), (396, 51031620), (405, 49897584), (408, 49530690), (432, 46778985), (436, 46349820), (440, 45928458), (459, 44027280), (486, 41581320), (495, 40825296), (510, 39624552), (528, 38273715), (540, 37423188), (545, 37079856), (561, 36022320), (578, 34962840), (594, 34021080), (612, 33020460), (648, 31185990), (654, 30899880), (660, 30618972), (680, 29718414), (720, 28067391), (729, 27720880), (748, 27016740), (765, 26416368), (792, 25515810), (810, 24948792), (816, 24765345), (867, 23308560), (872, 23174910), (880, 22964229), (891, 22680720), (918, 22013640), (935, 21613392), (972, 20790660), (981, 20599920), (990, 20412648), (1020, 19812276), (1080, 18711594), (1090, 18539928), (1122, 18011160), (1156, 17481420), (1188, 17010540), (1199, 16854480), (1215, 16632528), (1224, 16510230), (1296, 15592995), (1308, 15449940), (1320, 15309486), (1360, 14859207), (1377, 14675760), (1445, 13985136), (1458, 13860440), (1485, 13608432), (1496, 13508370), (1530, 13208184), (1584, 12757905), (1620, 12474396), (1635, 12359952), (1683, 12007440), (1734, 11654280), (1744, 11587455), (1782, 11340360), (1836, 11006820), (1853, 10905840), (1870, 10806696), (1944, 10395330), (1962, 10299960), (1980, 10206324), (2040, 9906138), (2160, 9355797), (2180, 9269964), (2244, 9005580), (2295, 8805456), (2312, 8740710), (2376, 8505270), (2398, 8427240), (2430, 8316264), (2448, 8255115), (2601, 7769520), (2616, 7724970), (2640, 7654743), (2673, 7560240), (2754, 7337880), (2805, 7204464), (2890, 6992568), (2916, 6930220), (2943, 6866640), (2970, 6804216), (2992, 6754185), (3060, 6604092), (3179, 6356880), (3240, 6237198), (3270, 6179976), (3366, 6003720), (3468, 5827140), (3564, 5670180), (3597, 5618160), (3645, 5544176), (3672, 5503410), (3706, 5452920), (3740, 5403348), (3888, 5197665), (3924, 5149980), (3960, 5103162), (4080, 4953069), (4131, 4891920), (4335, 4661712), (4360, 4634982), (4455, 4536144), (4488, 4502790), (4590, 4402728), (4624, 4370355), (4752, 4252635), (4796, 4213620), (4860, 4158132), (4905, 4119984), (5049, 4002480), (5202, 3884760), (5232, 3862485), (5346, 3780120), (5508, 3668940), (5559, 3635280), (5610, 3602232), (5780, 3496284), (5832, 3465110), (5886, 3433320), (5940, 3402108), (5995, 3370896), (6120, 3302046), (6358, 3178440), (6480, 3118599), (6540, 3089988), (6732, 3001860), (6885, 2935152), (6936, 2913570), (7128, 2835090), (7194, 2809080), (7290, 2772088), (7344, 2751705), (7412, 2726460), (7480, 2701674), (7803, 2589840), (7848, 2574990), (7920, 2551581), (8019, 2520080), (8262, 2445960), (8415, 2401488), (8670, 2330856), (8720, 2317491), (8829, 2288880), (8910, 2268072), (8976, 2251395), (9180, 2201364), (9265, 2181168), (9537, 2118960), (9592, 2106810), (9720, 2079066), (9810, 2059992), (10098, 2001240), (10404, 1942380), (10692, 1890060), (10791, 1872720), (11016, 1834470), (11118, 1817640), (11220, 1801116), (11560, 1748142), (11664, 1732555), (11772, 1716660), (11880, 1701054), (11990, 1685448), (12240, 1651023), (12393, 1630640), (12716, 1589220), (13005, 1553904), (13080, 1544994), (13365, 1512048), (13464, 1500930), (13770, 1467576), (13872, 1456785), (14256, 1417545), (14388, 1404540), (14580, 1386044), (14715, 1373328), (14824, 1363230), (14960, 1350837), (15147, 1334160), (15606, 1294920), (15696, 1287495), (15895, 1271376), (16038, 1260040), (16524, 1222980), (16677, 1211760), (16830, 1200744), (17340, 1165428), (17658, 1144440), (17820, 1134036), (17985, 1123632), (18360, 1100682), (18530, 1090584), (19074, 1059480), (19184, 1053405), (19440, 1039533), (19620, 1029996), (20196, 1000620), (20383, 991440), (20655, 978384), (20808, 971190), (21384, 945030), (21582, 936360), (22032, 917235), (22236, 908820), (22440, 900558), (23120, 874071), (23409, 863280), (23544, 858330), (23760, 850527), (23980, 842724), (24786, 815320), (25245, 800496), (25432, 794610), (26010, 776952), (26160, 772497), (26487, 762960), (26730, 756024), (26928, 750465), (27540, 733788), (27795, 727056), (28611, 706320), (28776, 702270), (29160, 693022), (29430, 686664), (29648, 681615), (30294, 667080), (31212, 647460), (31501, 641520), (31790, 635688), (32076, 630020), (32373, 624240), (33048, 611490), (33354, 605880), (33660, 600372), (34680, 582714), (35316, 572220), (35640, 567018), (35970, 561816), (36720, 550341), (37060, 545292), (38148, 529740), (39015, 517968), (39240, 514998), (40095, 504016), (40392, 500310), (40766, 495720), (41310, 489192), (41616, 485595), (42768, 472515), (43164, 468180), (44145, 457776), (44472, 454410), (44880, 450279), (45441, 444720), (46818, 431640), (47088, 429165), (47685, 423792), (47960, 421362), (49572, 407660), (50031, 403920), (50490, 400248), (50864, 397305), (52020, 388476), (52974, 381480), (53460, 378012), (53955, 374544), (55080, 366894), (55590, 363528), (57222, 353160), (57552, 351135), (58320, 346511), (58860, 343332), (60588, 333540), (61149, 330480), (61965, 326128), (62424, 323730), (63002, 320760), (63580, 317844), (64152, 315010), (64746, 312120), (66096, 305745), (66708, 302940), (67320, 300186), (69360, 291357), (70227, 287760), (70632, 286110), (71280, 283509), (71940, 280908), (74120, 272646), (75735, 266832), (76296, 264870), (78030, 258984), (78480, 257499), (79461, 254320), (80190, 252008), (80784, 250155), (81532, 247860), (82620, 244596), (83385, 242352), (85833, 235440), (86328, 234090), (88290, 228888), (88944, 227205), (90882, 222360), (93636, 215820), (94503, 213840), (95370, 211896), (95920, 210681), (97119, 208080), (99144, 203830), (100062, 201960), (100980, 200124), (101915, 198288), (104040, 194238), (105948, 190740), (106920, 189006), (107910, 187272), (110160, 183447), (111180, 181764), (114444, 176580), (117045, 172656), (117720, 171666), (121176, 166770), (122298, 165240), (123930, 163064), (124848, 161865), (126004, 160380), (127160, 158922), (128304, 157505), (129492, 156060), (132435, 152592), (133416, 151470), (134640, 150093), (136323, 148240), (140454, 143880), (141264, 143055)]