20705181120

素因数分解:

$2^6\times 3^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{1429}}^1$

素因数の和:1514

約数の個数: 560

約数和(自身を含む): 81218897760

約数和(自身を除く): 60513716640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 27, 30, 32, 36, 39, 40, 43, 45, 48, 52, 54, 60, 64, 65, 72, 78, 80, 81, 86, 90, 96, 104, 108, 117, 120, 129, 130, 135, 144, 156, 160, 162, 172, 180, 192, 195, 208, 215, 216, 234, 240, 258, 260, 270, 288, 312, 320, 324, 344, 351, 360, 387, 390, 405, 416, 430, 432, 468, 480, 516, 520, 540, 559, 576, 585, 624, 645, 648, 688, 702, 720, 774, 780, 810, 832, 860, 864, 936, 960, 1032, 1040, 1053, 1080, 1118, 1161, 1170, 1248, 1290, 1296, 1376, 1404, 1429, 1440, 1548, 1560, 1620, 1677, 1720, 1728, 1755, 1872, 1935, 2064, 2080, 2106, 2160, 2236, 2322, 2340, 2496, 2580, 2592, 2752, 2795, 2808, 2858, 2880, 3096, 3120, 3240, 3354, 3440, 3483, 3510, 3744, 3870, 4128, 4160, 4212, 4287, 4320, 4472, 4644, 4680, 5031, 5160, 5184, 5265, 5590, 5616, 5716, 5805, 6192, 6240, 6480, 6708, 6880, 6966, 7020, 7145, 7488, 7740, 8256, 8385, 8424, 8574, 8640, 8944, 9288, 9360, 10062, 10320, 10530, 11180, 11232, 11432, 11610, 12384, 12480, 12861, 12960, 13416, 13760, 13932, 14040, 14290, 15093, 15480, 16770, 16848, 17148, 17415, 17888, 18576, 18577, 18720, 20124, 20640, 21060, 21435, 22360, 22464, 22864, 23220, 24768, 25155, 25722, 25920, 26832, 27864, 28080, 28580, 30186, 30960, 33540, 33696, 34296, 34830, 35776, 37152, 37154, 37440, 38583, 40248, 41280, 42120, 42870, 44720, 45279, 45728, 46440, 50310, 51444, 53664, 55728, 55731, 56160, 57160, 60372, 61447, 61920, 64305, 67080, 67392, 68592, 69660, 74304, 74308, 75465, 77166, 80496, 84240, 85740, 89440, 90558, 91456, 92880, 92885, 100620, 102888, 107328, 111456, 111462, 112320, 114320, 115749, 120744, 122894, 123840, 128610, 134160, 137184, 139320, 148616, 150930, 154332, 160992, 167193, 168480, 171480, 178880, 181116, 184341, 185760, 185770, 192915, 201240, 205776, 222912, 222924, 226395, 228640, 231498, 241488, 245788, 257220, 268320, 274368, 278640, 278655, 297232, 301860, 307235, 308664, 321984, 334386, 336960, 342960, 362232, 368682, 371520, 371540, 385830, 402480, 411552, 445848, 452790, 457280, 462996, 482976, 491576, 501579, 514440, 536640, 553023, 557280, 557310, 578745, 594464, 603720, 614470, 617328, 668772, 685920, 724464, 737364, 743080, 771660, 798811, 804960, 823104, 835965, 891696, 905580, 921705, 925992, 965952, 983152, 1003158, 1028880, 1106046, 1114560, 1114620, 1157490, 1188928, 1207440, 1228940, 1234656, 1337544, 1371840, 1448928, 1474728, 1486160, 1504737, 1543320, 1597622, 1609920, 1659069, 1671930, 1783392, 1811160, 1843410, 1851984, 1966304, 2006316, 2057760, 2212092, 2229240, 2314980, 2396433, 2414880, 2457880, 2469312, 2507895, 2675088, 2765115, 2897856, 2949456, 2972320, 3009474, 3086640, 3195244, 3318138, 3343860, 3566784, 3622320, 3686820, 3703968, 3932608, 3994055, 4012632, 4115520, 4424184, 4458480, 4629960, 4792866, 4829760, 4915760, 4977207, 5015790, 5350176, 5530230, 5898912, 5944640, 6018948, 6173280, 6390488, 6636276, 6687720, 7189299, 7244640, 7373640, 7407936, 7523685, 7988110, 8025264, 8295345, 8848368, 8916960, 9259920, 9585732, 9831520, 9954414, 10031580, 10700352, 11060460, 11797824, 11982165, 12037896, 12346560, 12780976, 13272552, 13375440, 14378598, 14489280, 14747280, 15047370, 15976220, 16050528, 16590690, 17696736, 17833920, 18519840, 19171464, 19663040, 19908828, 20063160, 21567897, 22120920, 23964330, 24075792, 24886035, 25561952, 26545104, 26750880, 28757196, 29494560, 30094740, 31952440, 32101056, 33181380, 35393472, 35946495, 37039680, 38342928, 39817656, 40126320, 43135794, 44241840, 47928660, 48151584, 49772070, 51123904, 53090208, 53501760, 57514392, 58989120, 60189480, 63904880, 64703691, 66362760, 71892990, 76685856, 79635312, 80252640, 86271588, 88483680, 95857320, 96303168, 99544140, 106180416, 107839485, 115028784, 120378960, 127809760, 129407382, 132725520, 143785980, 153371712, 159270624, 160505280, 172543176, 176967360, 191714640, 199088280, 215678970, 230057568, 240757920, 255619520, 258814764, 265451040, 287571960, 318541248, 323518455, 345086352, 383429280, 398176560, 431357940, 460115136, 481515840, 517629528, 530902080, 575143920, 647036910, 690172704, 766858560, 796353120, 862715880, 1035259056, 1150287840, 1294073820, 1380345408, 1592706240, 1725431760, 2070518112, 2300575680, 2588147640, 3450863520, 4141036224, 5176295280, 6901727040, 10352590560, 20705181120]

約数ペア:

[(1, 20705181120), (2, 10352590560), (3, 6901727040), (4, 5176295280), (5, 4141036224), (6, 3450863520), (8, 2588147640), (9, 2300575680), (10, 2070518112), (12, 1725431760), (13, 1592706240), (15, 1380345408), (16, 1294073820), (18, 1150287840), (20, 1035259056), (24, 862715880), (26, 796353120), (27, 766858560), (30, 690172704), (32, 647036910), (36, 575143920), (39, 530902080), (40, 517629528), (43, 481515840), (45, 460115136), (48, 431357940), (52, 398176560), (54, 383429280), (60, 345086352), (64, 323518455), (65, 318541248), (72, 287571960), (78, 265451040), (80, 258814764), (81, 255619520), (86, 240757920), (90, 230057568), (96, 215678970), (104, 199088280), (108, 191714640), (117, 176967360), (120, 172543176), (129, 160505280), (130, 159270624), (135, 153371712), (144, 143785980), (156, 132725520), (160, 129407382), (162, 127809760), (172, 120378960), (180, 115028784), (192, 107839485), (195, 106180416), (208, 99544140), (215, 96303168), (216, 95857320), (234, 88483680), (240, 86271588), (258, 80252640), (260, 79635312), (270, 76685856), (288, 71892990), (312, 66362760), (320, 64703691), (324, 63904880), (344, 60189480), (351, 58989120), (360, 57514392), (387, 53501760), (390, 53090208), (405, 51123904), (416, 49772070), (430, 48151584), (432, 47928660), (468, 44241840), (480, 43135794), (516, 40126320), (520, 39817656), (540, 38342928), (559, 37039680), (576, 35946495), (585, 35393472), (624, 33181380), (645, 32101056), (648, 31952440), (688, 30094740), (702, 29494560), (720, 28757196), (774, 26750880), (780, 26545104), (810, 25561952), (832, 24886035), (860, 24075792), (864, 23964330), (936, 22120920), (960, 21567897), (1032, 20063160), (1040, 19908828), (1053, 19663040), (1080, 19171464), (1118, 18519840), (1161, 17833920), (1170, 17696736), (1248, 16590690), (1290, 16050528), (1296, 15976220), (1376, 15047370), (1404, 14747280), (1429, 14489280), (1440, 14378598), (1548, 13375440), (1560, 13272552), (1620, 12780976), (1677, 12346560), (1720, 12037896), (1728, 11982165), (1755, 11797824), (1872, 11060460), (1935, 10700352), (2064, 10031580), (2080, 9954414), (2106, 9831520), (2160, 9585732), (2236, 9259920), (2322, 8916960), (2340, 8848368), (2496, 8295345), (2580, 8025264), (2592, 7988110), (2752, 7523685), (2795, 7407936), (2808, 7373640), (2858, 7244640), (2880, 7189299), (3096, 6687720), (3120, 6636276), (3240, 6390488), (3354, 6173280), (3440, 6018948), (3483, 5944640), (3510, 5898912), (3744, 5530230), (3870, 5350176), (4128, 5015790), (4160, 4977207), (4212, 4915760), (4287, 4829760), (4320, 4792866), (4472, 4629960), (4644, 4458480), (4680, 4424184), (5031, 4115520), (5160, 4012632), (5184, 3994055), (5265, 3932608), (5590, 3703968), (5616, 3686820), (5716, 3622320), (5805, 3566784), (6192, 3343860), (6240, 3318138), (6480, 3195244), (6708, 3086640), (6880, 3009474), (6966, 2972320), (7020, 2949456), (7145, 2897856), (7488, 2765115), (7740, 2675088), (8256, 2507895), (8385, 2469312), (8424, 2457880), (8574, 2414880), (8640, 2396433), (8944, 2314980), (9288, 2229240), (9360, 2212092), (10062, 2057760), (10320, 2006316), (10530, 1966304), (11180, 1851984), (11232, 1843410), (11432, 1811160), (11610, 1783392), (12384, 1671930), (12480, 1659069), (12861, 1609920), (12960, 1597622), (13416, 1543320), (13760, 1504737), (13932, 1486160), (14040, 1474728), (14290, 1448928), (15093, 1371840), (15480, 1337544), (16770, 1234656), (16848, 1228940), (17148, 1207440), (17415, 1188928), (17888, 1157490), (18576, 1114620), (18577, 1114560), (18720, 1106046), (20124, 1028880), (20640, 1003158), (21060, 983152), (21435, 965952), (22360, 925992), (22464, 921705), (22864, 905580), (23220, 891696), (24768, 835965), (25155, 823104), (25722, 804960), (25920, 798811), (26832, 771660), (27864, 743080), (28080, 737364), (28580, 724464), (30186, 685920), (30960, 668772), (33540, 617328), (33696, 614470), (34296, 603720), (34830, 594464), (35776, 578745), (37152, 557310), (37154, 557280), (37440, 553023), (38583, 536640), (40248, 514440), (41280, 501579), (42120, 491576), (42870, 482976), (44720, 462996), (45279, 457280), (45728, 452790), (46440, 445848), (50310, 411552), (51444, 402480), (53664, 385830), (55728, 371540), (55731, 371520), (56160, 368682), (57160, 362232), (60372, 342960), (61447, 336960), (61920, 334386), (64305, 321984), (67080, 308664), (67392, 307235), (68592, 301860), (69660, 297232), (74304, 278655), (74308, 278640), (75465, 274368), (77166, 268320), (80496, 257220), (84240, 245788), (85740, 241488), (89440, 231498), (90558, 228640), (91456, 226395), (92880, 222924), (92885, 222912), (100620, 205776), (102888, 201240), (107328, 192915), (111456, 185770), (111462, 185760), (112320, 184341), (114320, 181116), (115749, 178880), (120744, 171480), (122894, 168480), (123840, 167193), (128610, 160992), (134160, 154332), (137184, 150930), (139320, 148616)]