20712518640

素因数分解:

$2^4\times 3^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:203

約数の個数: 960

約数和(自身を含む): 85336204800

約数和(自身を除く): 64623686160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 16, 18, 19, 20, 22, 24, 27, 30, 33, 36, 38, 40, 43, 44, 45, 48, 54, 55, 57, 60, 66, 72, 76, 80, 86, 88, 90, 95, 97, 99, 108, 110, 114, 120, 121, 129, 132, 135, 144, 152, 165, 171, 172, 176, 180, 190, 194, 198, 209, 215, 216, 220, 228, 240, 242, 258, 264, 270, 285, 291, 297, 304, 330, 342, 344, 360, 363, 380, 387, 388, 396, 418, 430, 432, 440, 456, 473, 484, 485, 495, 513, 516, 528, 540, 570, 582, 594, 605, 627, 645, 660, 684, 688, 720, 726, 760, 774, 776, 792, 817, 836, 855, 860, 873, 880, 912, 946, 968, 970, 990, 1026, 1032, 1045, 1067, 1080, 1089, 1140, 1161, 1164, 1188, 1210, 1254, 1290, 1320, 1368, 1419, 1452, 1455, 1485, 1520, 1548, 1552, 1584, 1634, 1672, 1710, 1720, 1746, 1815, 1843, 1881, 1892, 1935, 1936, 1940, 1980, 2052, 2064, 2090, 2134, 2160, 2178, 2280, 2299, 2322, 2328, 2365, 2376, 2420, 2451, 2508, 2565, 2580, 2619, 2640, 2736, 2838, 2904, 2910, 2970, 3096, 3135, 3201, 3267, 3268, 3344, 3420, 3440, 3492, 3630, 3686, 3762, 3784, 3870, 3880, 3960, 4085, 4104, 4171, 4180, 4257, 4268, 4356, 4365, 4560, 4598, 4644, 4656, 4730, 4752, 4840, 4902, 5016, 5130, 5160, 5203, 5238, 5335, 5445, 5529, 5643, 5676, 5805, 5808, 5820, 5940, 6192, 6270, 6402, 6534, 6536, 6840, 6897, 6984, 7095, 7260, 7353, 7372, 7524, 7568, 7740, 7760, 7920, 8170, 8208, 8342, 8360, 8514, 8536, 8712, 8730, 8987, 9196, 9215, 9288, 9405, 9460, 9603, 9680, 9804, 10032, 10260, 10320, 10406, 10476, 10670, 10890, 11058, 11286, 11352, 11495, 11610, 11640, 11737, 11880, 12255, 12513, 12540, 12771, 12804, 13068, 13072, 13095, 13680, 13794, 13968, 14190, 14520, 14706, 14744, 15048, 15480, 15609, 16005, 16335, 16340, 16587, 16684, 16720, 17028, 17072, 17424, 17460, 17974, 18392, 18430, 18576, 18810, 18920, 19206, 19608, 20273, 20520, 20691, 20812, 20855, 20952, 21285, 21340, 21780, 22059, 22116, 22572, 22704, 22990, 23220, 23280, 23474, 23760, 24510, 25026, 25080, 25542, 25608, 26015, 26136, 26190, 26961, 27588, 27645, 28215, 28380, 28809, 29040, 29412, 29488, 30096, 30960, 31218, 32010, 32670, 32680, 33174, 33368, 34056, 34485, 34920, 35211, 35948, 36765, 36784, 36860, 37539, 37620, 37840, 38412, 39216, 40546, 41040, 41382, 41624, 41710, 41904, 42570, 42680, 43560, 44118, 44232, 44935, 45144, 45881, 45980, 46440, 46827, 46948, 48015, 49020, 49761, 50052, 50160, 51084, 51216, 52030, 52272, 52380, 53922, 55176, 55290, 56430, 56760, 57618, 58685, 58824, 60819, 62073, 62436, 62565, 63855, 64020, 65340, 65360, 66348, 66736, 68112, 68970, 69840, 70422, 71896, 73530, 73720, 75078, 75240, 76824, 78045, 79249, 80883, 81092, 82764, 82935, 83248, 83420, 85140, 85360, 87120, 88236, 88464, 89870, 90288, 91762, 91960, 92880, 93654, 93896, 96030, 98040, 98857, 99522, 100104, 101365, 102168, 103455, 104060, 104760, 105633, 107844, 110295, 110352, 110580, 112617, 112860, 113520, 115236, 117370, 117648, 121638, 124146, 124872, 125130, 127710, 128040, 130680, 132696, 134805, 137643, 137940, 140481, 140844, 143792, 144045, 147060, 147440, 150156, 150480, 153648, 156090, 158498, 161766, 162184, 165528, 165870, 166840, 170280, 176055, 176472, 179740, 182457, 183524, 183920, 187308, 187695, 187792, 192060, 196080, 197714, 199044, 200208, 202730, 204336, 206910, 208120, 209520, 211266, 215688, 220590, 221160, 223003, 225234, 225720, 229405, 230472, 234135, 234740, 237747, 242649, 243276, 248292, 248805, 249744, 250260, 255420, 256080, 261360, 265392, 269610, 275286, 275880, 280962, 281688, 288090, 294120, 296571, 300312, 304095, 310365, 312180, 316899, 316996, 323532, 324368, 331056, 331740, 333680, 340560, 352110, 352944, 359480, 364914, 367048, 374616, 375390, 384120, 395428, 396245, 398088, 404415, 405460, 412929, 413820, 416240, 422532, 431376, 441180, 442320, 446006, 450468, 451440, 458810, 460944, 468270, 469480, 475494, 485298, 486552, 494285, 496584, 497610, 500520, 504691, 510840, 528165, 539220, 547371, 550572, 551760, 561924, 563085, 563376, 576180, 588240, 593142, 600624, 608190, 620730, 624360, 633798, 633992, 647064, 663480, 669009, 688215, 702405, 704220, 713241, 718960, 729828, 734096, 749232, 750780, 768240, 790856, 792490, 796176, 808830, 810920, 825858, 827640, 845064, 871739, 882360, 889713, 892012, 900936, 912285, 917620, 936540, 938960, 950988, 970596, 973104, 988570, 993168, 995220, 1001040, 1009382, 1021680, 1056330, 1078440, 1094742, 1101144, 1115015, 1123848, 1126170, 1152360, 1186284, 1188735, 1213245, 1216380, 1238787, 1241460, 1248720, 1267596, 1267984, 1294128, 1326960, 1338018, 1376430, 1404810, 1408440, 1426482, 1459656, 1482855, 1501560, 1514073, 1581712, 1584495, 1584980, 1617660, 1621840, 1651716, 1655280, 1690128, 1743478, 1764720, 1779426, 1784024, 1801872, 1824570, 1835240, 1873080, 1901976, 1941192, 1977140, 1990440, 2007027, 2018764, 2064645, 2112660, 2139723, 2156880, 2189484, 2202288, 2230030, 2247696, 2252340, 2304720, 2372568, 2377470, 2426490, 2432760, 2477574, 2482920, 2523455, 2535192, 2615217, 2669139, 2676036, 2736855, 2752860, 2809620, 2816880, 2852964, 2919312, 2965710, 3003120, 3028146, 3168990, 3169960, 3235320, 3303432, 3345045, 3486956, 3558852, 3566205, 3568048, 3649140, 3670480, 3746160, 3803952, 3882384, 3954280, 3980880, 4014054, 4037528, 4129290, 4225320, 4279446, 4358695, 4378968, 4448565, 4460060, 4504680, 4542219, 4745136, 4754940, 4852980, 4865520, 4955148, 4965840, 5046910, 5070384, 5230434, 5338278, 5352072, 5473710, 5505720, 5619240, 5705928, 5931420, 6021081, 6056292, 6193935, 6337980, 6339920, 6470640, 6606864, 6690090, 6973912, 7117704, 7132410, 7298280, 7570365, 7845651, 7908560, 8028108, 8075056, 8258580, 8450640, 8558892, 8717390, 8757936, 8897130, 8920120, 9009360, 9084438, 9509880, 9589129, 9705960, 9910296, 10035135, 10093820, 10460868, 10676556, 10698615, 10704144, 10947420, 11011440, 11238480, 11411856, 11862840, 12042162, 12112584, 12387870, 12675960, 13076085, 13345695, 13380180, 13626657, 13947824, 14235408, 14264820, 14596560, 15140730, 15691302, 16056216, 16517160, 17117784, 17434780, 17794260, 17840240, 18168876, 19019760, 19178258, 19411920, 19820592, 20070270, 20187640, 20921736, 21353112, 21397230, 21894840, 22711095, 23536953, 23725680, 24084324, 24225168, 24775740, 25351920, 26152170, 26691390, 26760360, 27253314, 28529640, 28767387, 30105405, 30281460, 31382604, 32112432, 33034320, 34235568, 34869560, 35588520, 36337752, 38356516, 39228255, 40140540, 40375280, 41843472, 42706224, 42794460, 43789680, 45422190, 47073906, 47945645, 48168648, 49551480, 52304340, 53382780, 53520720, 54506628, 57059280, 57534774, 60210810, 60562920, 62765208, 68133285, 69739120, 71177040, 72675504, 76713032, 78456510, 80281080, 85588920, 86302161, 90844380, 94147812, 95891290, 96337296, 99102960, 104608680, 106765560, 109013256, 115069548, 117684765, 120421620, 121125840, 125530416, 136266570, 143836935, 153426064, 156913020, 160562160, 171177840, 172604322, 181688760, 188295624, 191782580, 209217360, 213531120, 218026512, 230139096, 235369530, 240843240, 258906483, 272533140, 287673870, 313826040, 345208644, 363377520, 376591248, 383565160, 431510805, 460278192, 470739060, 481686480, 517812966, 545066280, 575347740, 627652080, 690417288, 767130320, 863021610, 941478120, 1035625932, 1090132560, 1150695480, 1294532415, 1380834576, 1726043220, 1882956240, 2071251864, 2301390960, 2589064830, 3452086440, 4142503728, 5178129660, 6904172880, 10356259320, 20712518640]

約数ペア:

[(1, 20712518640), (2, 10356259320), (3, 6904172880), (4, 5178129660), (5, 4142503728), (6, 3452086440), (8, 2589064830), (9, 2301390960), (10, 2071251864), (11, 1882956240), (12, 1726043220), (15, 1380834576), (16, 1294532415), (18, 1150695480), (19, 1090132560), (20, 1035625932), (22, 941478120), (24, 863021610), (27, 767130320), (30, 690417288), (33, 627652080), (36, 575347740), (38, 545066280), (40, 517812966), (43, 481686480), (44, 470739060), (45, 460278192), (48, 431510805), (54, 383565160), (55, 376591248), (57, 363377520), (60, 345208644), (66, 313826040), (72, 287673870), (76, 272533140), (80, 258906483), (86, 240843240), (88, 235369530), (90, 230139096), (95, 218026512), (97, 213531120), (99, 209217360), (108, 191782580), (110, 188295624), (114, 181688760), (120, 172604322), (121, 171177840), (129, 160562160), (132, 156913020), (135, 153426064), (144, 143836935), (152, 136266570), (165, 125530416), (171, 121125840), (172, 120421620), (176, 117684765), (180, 115069548), (190, 109013256), (194, 106765560), (198, 104608680), (209, 99102960), (215, 96337296), (216, 95891290), (220, 94147812), (228, 90844380), (240, 86302161), (242, 85588920), (258, 80281080), (264, 78456510), (270, 76713032), (285, 72675504), (291, 71177040), (297, 69739120), (304, 68133285), (330, 62765208), (342, 60562920), (344, 60210810), (360, 57534774), (363, 57059280), (380, 54506628), (387, 53520720), (388, 53382780), (396, 52304340), (418, 49551480), (430, 48168648), (432, 47945645), (440, 47073906), (456, 45422190), (473, 43789680), (484, 42794460), (485, 42706224), (495, 41843472), (513, 40375280), (516, 40140540), (528, 39228255), (540, 38356516), (570, 36337752), (582, 35588520), (594, 34869560), (605, 34235568), (627, 33034320), (645, 32112432), (660, 31382604), (684, 30281460), (688, 30105405), (720, 28767387), (726, 28529640), (760, 27253314), (774, 26760360), (776, 26691390), (792, 26152170), (817, 25351920), (836, 24775740), (855, 24225168), (860, 24084324), (873, 23725680), (880, 23536953), (912, 22711095), (946, 21894840), (968, 21397230), (970, 21353112), (990, 20921736), (1026, 20187640), (1032, 20070270), (1045, 19820592), (1067, 19411920), (1080, 19178258), (1089, 19019760), (1140, 18168876), (1161, 17840240), (1164, 17794260), (1188, 17434780), (1210, 17117784), (1254, 16517160), (1290, 16056216), (1320, 15691302), (1368, 15140730), (1419, 14596560), (1452, 14264820), (1455, 14235408), (1485, 13947824), (1520, 13626657), (1548, 13380180), (1552, 13345695), (1584, 13076085), (1634, 12675960), (1672, 12387870), (1710, 12112584), (1720, 12042162), (1746, 11862840), (1815, 11411856), (1843, 11238480), (1881, 11011440), (1892, 10947420), (1935, 10704144), (1936, 10698615), (1940, 10676556), (1980, 10460868), (2052, 10093820), (2064, 10035135), (2090, 9910296), (2134, 9705960), (2160, 9589129), (2178, 9509880), (2280, 9084438), (2299, 9009360), (2322, 8920120), (2328, 8897130), (2365, 8757936), (2376, 8717390), (2420, 8558892), (2451, 8450640), (2508, 8258580), (2565, 8075056), (2580, 8028108), (2619, 7908560), (2640, 7845651), (2736, 7570365), (2838, 7298280), (2904, 7132410), (2910, 7117704), (2970, 6973912), (3096, 6690090), (3135, 6606864), (3201, 6470640), (3267, 6339920), (3268, 6337980), (3344, 6193935), (3420, 6056292), (3440, 6021081), (3492, 5931420), (3630, 5705928), (3686, 5619240), (3762, 5505720), (3784, 5473710), (3870, 5352072), (3880, 5338278), (3960, 5230434), (4085, 5070384), (4104, 5046910), (4171, 4965840), (4180, 4955148), (4257, 4865520), (4268, 4852980), (4356, 4754940), (4365, 4745136), (4560, 4542219), (4598, 4504680), (4644, 4460060), (4656, 4448565), (4730, 4378968), (4752, 4358695), (4840, 4279446), (4902, 4225320), (5016, 4129290), (5130, 4037528), (5160, 4014054), (5203, 3980880), (5238, 3954280), (5335, 3882384), (5445, 3803952), (5529, 3746160), (5643, 3670480), (5676, 3649140), (5805, 3568048), (5808, 3566205), (5820, 3558852), (5940, 3486956), (6192, 3345045), (6270, 3303432), (6402, 3235320), (6534, 3169960), (6536, 3168990), (6840, 3028146), (6897, 3003120), (6984, 2965710), (7095, 2919312), (7260, 2852964), (7353, 2816880), (7372, 2809620), (7524, 2752860), (7568, 2736855), (7740, 2676036), (7760, 2669139), (7920, 2615217), (8170, 2535192), (8208, 2523455), (8342, 2482920), (8360, 2477574), (8514, 2432760), (8536, 2426490), (8712, 2377470), (8730, 2372568), (8987, 2304720), (9196, 2252340), (9215, 2247696), (9288, 2230030), (9405, 2202288), (9460, 2189484), (9603, 2156880), (9680, 2139723), (9804, 2112660), (10032, 2064645), (10260, 2018764), (10320, 2007027), (10406, 1990440), (10476, 1977140), (10670, 1941192), (10890, 1901976), (11058, 1873080), (11286, 1835240), (11352, 1824570), (11495, 1801872), (11610, 1784024), (11640, 1779426), (11737, 1764720), (11880, 1743478), (12255, 1690128), (12513, 1655280), (12540, 1651716), (12771, 1621840), (12804, 1617660), (13068, 1584980), (13072, 1584495), (13095, 1581712), (13680, 1514073), (13794, 1501560), (13968, 1482855), (14190, 1459656), (14520, 1426482), (14706, 1408440), (14744, 1404810), (15048, 1376430), (15480, 1338018), (15609, 1326960), (16005, 1294128), (16335, 1267984), (16340, 1267596), (16587, 1248720), (16684, 1241460), (16720, 1238787), (17028, 1216380), (17072, 1213245), (17424, 1188735), (17460, 1186284), (17974, 1152360), (18392, 1126170), (18430, 1123848), (18576, 1115015), (18810, 1101144), (18920, 1094742), (19206, 1078440), (19608, 1056330), (20273, 1021680), (20520, 1009382), (20691, 1001040), (20812, 995220), (20855, 993168), (20952, 988570), (21285, 973104), (21340, 970596), (21780, 950988), (22059, 938960), (22116, 936540), (22572, 917620), (22704, 912285), (22990, 900936), (23220, 892012), (23280, 889713), (23474, 882360), (23760, 871739), (24510, 845064), (25026, 827640), (25080, 825858), (25542, 810920), (25608, 808830), (26015, 796176), (26136, 792490), (26190, 790856), (26961, 768240), (27588, 750780), (27645, 749232), (28215, 734096), (28380, 729828), (28809, 718960), (29040, 713241), (29412, 704220), (29488, 702405), (30096, 688215), (30960, 669009), (31218, 663480), (32010, 647064), (32670, 633992), (32680, 633798), (33174, 624360), (33368, 620730), (34056, 608190), (34485, 600624), (34920, 593142), (35211, 588240), (35948, 576180), (36765, 563376), (36784, 563085), (36860, 561924), (37539, 551760), (37620, 550572), (37840, 547371), (38412, 539220), (39216, 528165), (40546, 510840), (41040, 504691), (41382, 500520), (41624, 497610), (41710, 496584), (41904, 494285), (42570, 486552), (42680, 485298), (43560, 475494), (44118, 469480), (44232, 468270), (44935, 460944), (45144, 458810), (45881, 451440), (45980, 450468), (46440, 446006), (46827, 442320), (46948, 441180), (48015, 431376), (49020, 422532), (49761, 416240), (50052, 413820), (50160, 412929), (51084, 405460), (51216, 404415), (52030, 398088), (52272, 396245), (52380, 395428), (53922, 384120), (55176, 375390), (55290, 374616), (56430, 367048), (56760, 364914), (57618, 359480), (58685, 352944), (58824, 352110), (60819, 340560), (62073, 333680), (62436, 331740), (62565, 331056), (63855, 324368), (64020, 323532), (65340, 316996), (65360, 316899), (66348, 312180), (66736, 310365), (68112, 304095), (68970, 300312), (69840, 296571), (70422, 294120), (71896, 288090), (73530, 281688), (73720, 280962), (75078, 275880), (75240, 275286), (76824, 269610), (78045, 265392), (79249, 261360), (80883, 256080), (81092, 255420), (82764, 250260), (82935, 249744), (83248, 248805), (83420, 248292), (85140, 243276), (85360, 242649), (87120, 237747), (88236, 234740), (88464, 234135), (89870, 230472), (90288, 229405), (91762, 225720), (91960, 225234), (92880, 223003), (93654, 221160), (93896, 220590), (96030, 215688), (98040, 211266), (98857, 209520), (99522, 208120), (100104, 206910), (101365, 204336), (102168, 202730), (103455, 200208), (104060, 199044), (104760, 197714), (105633, 196080), (107844, 192060), (110295, 187792), (110352, 187695), (110580, 187308), (112617, 183920), (112860, 183524), (113520, 182457), (115236, 179740), (117370, 176472), (117648, 176055), (121638, 170280), (124146, 166840), (124872, 165870), (125130, 165528), (127710, 162184), (128040, 161766), (130680, 158498), (132696, 156090), (134805, 153648), (137643, 150480), (137940, 150156), (140481, 147440), (140844, 147060), (143792, 144045)]