20747957760

素因数分解:

$2^9\times 3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:507

約数の個数: 640

約数和(自身を含む): 79572049920

約数和(自身を除く): 58824092160

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 23, 24, 27, 30, 31, 32, 36, 40, 45, 46, 48, 54, 60, 62, 64, 69, 72, 80, 90, 92, 93, 96, 108, 115, 120, 124, 128, 135, 138, 144, 155, 160, 180, 184, 186, 192, 207, 216, 230, 240, 248, 256, 270, 276, 279, 288, 310, 320, 345, 360, 368, 372, 384, 414, 421, 432, 460, 465, 480, 496, 512, 540, 552, 558, 576, 620, 621, 640, 690, 713, 720, 736, 744, 768, 828, 837, 842, 864, 920, 930, 960, 992, 1035, 1080, 1104, 1116, 1152, 1240, 1242, 1263, 1280, 1380, 1395, 1426, 1440, 1472, 1488, 1536, 1656, 1674, 1684, 1728, 1840, 1860, 1920, 1984, 2070, 2105, 2139, 2160, 2208, 2232, 2304, 2480, 2484, 2526, 2560, 2760, 2790, 2852, 2880, 2944, 2976, 3105, 3312, 3348, 3368, 3456, 3565, 3680, 3720, 3789, 3840, 3968, 4140, 4185, 4210, 4278, 4320, 4416, 4464, 4608, 4960, 4968, 5052, 5520, 5580, 5704, 5760, 5888, 5952, 6210, 6315, 6417, 6624, 6696, 6736, 6912, 7130, 7360, 7440, 7578, 7680, 7936, 8280, 8370, 8420, 8556, 8640, 8832, 8928, 9683, 9920, 9936, 10104, 10695, 11040, 11160, 11367, 11408, 11520, 11776, 11904, 12420, 12630, 12834, 13051, 13248, 13392, 13472, 13824, 14260, 14720, 14880, 15156, 15872, 16560, 16740, 16840, 17112, 17280, 17664, 17856, 18945, 19251, 19366, 19840, 19872, 20208, 21390, 22080, 22320, 22734, 22816, 23040, 23808, 24840, 25260, 25668, 26102, 26496, 26784, 26944, 28520, 29049, 29440, 29760, 30312, 32085, 33120, 33480, 33680, 34224, 34560, 35328, 35712, 37890, 38502, 38732, 39153, 39680, 39744, 40416, 42780, 44160, 44640, 45468, 45632, 47616, 48415, 49680, 50520, 51336, 52204, 52992, 53568, 53888, 56835, 57040, 58098, 58880, 59520, 60624, 64170, 65255, 66240, 66960, 67360, 68448, 69120, 71424, 75780, 77004, 77464, 78306, 79360, 79488, 80832, 85560, 87147, 88320, 89280, 90936, 91264, 96255, 96830, 99360, 101040, 102672, 104408, 105984, 107136, 107776, 113670, 114080, 116196, 117459, 119040, 121248, 128340, 130510, 132480, 133920, 134720, 136896, 142848, 145245, 151560, 154008, 154928, 156612, 158976, 161664, 171120, 174294, 176640, 178560, 181872, 182528, 192510, 193660, 195765, 198720, 202080, 205344, 208816, 214272, 215552, 227340, 228160, 232392, 234918, 238080, 242496, 256680, 261020, 261441, 264960, 267840, 269440, 273792, 290490, 300173, 303120, 308016, 309856, 313224, 317952, 323328, 342240, 348588, 352377, 357120, 363744, 365056, 385020, 387320, 391530, 397440, 404160, 410688, 417632, 428544, 435735, 454680, 456320, 464784, 469836, 484992, 513360, 522040, 522882, 529920, 535680, 538880, 547584, 580980, 587295, 600346, 606240, 616032, 619712, 626448, 646656, 684480, 697176, 704754, 714240, 727488, 770040, 774640, 783060, 794880, 808320, 821376, 835264, 871470, 900519, 909360, 912640, 929568, 939672, 969984, 1026720, 1044080, 1045764, 1071360, 1077760, 1095168, 1161960, 1174590, 1200692, 1212480, 1232064, 1239424, 1252896, 1307205, 1368960, 1394352, 1409508, 1454976, 1500865, 1540080, 1549280, 1566120, 1589760, 1616640, 1642752, 1670528, 1742940, 1761885, 1801038, 1818720, 1825280, 1859136, 1879344, 1939968, 2053440, 2088160, 2091528, 2142720, 2323920, 2349180, 2401384, 2424960, 2464128, 2478848, 2505792, 2614410, 2701557, 2737920, 2788704, 2819016, 2909952, 3001730, 3080160, 3098560, 3132240, 3233280, 3285504, 3341056, 3485880, 3523770, 3602076, 3637440, 3718272, 3758688, 4106880, 4176320, 4183056, 4502595, 4647840, 4698360, 4802768, 4849920, 4928256, 4957696, 5011584, 5228820, 5403114, 5475840, 5577408, 5638032, 5819904, 6003460, 6160320, 6197120, 6264480, 6682112, 6971760, 7047540, 7204152, 7274880, 7436544, 7517376, 8104671, 8213760, 8352640, 8366112, 9005190, 9295680, 9396720, 9605536, 9699840, 9856512, 10023168, 10457640, 10806228, 11154816, 11276064, 12006920, 12320640, 12394240, 12528960, 13507785, 13943520, 14095080, 14408304, 14549760, 14873088, 15034752, 16209342, 16427520, 16705280, 16732224, 18010380, 18591360, 18793440, 19211072, 20046336, 20915280, 21612456, 22309632, 22552128, 24013840, 24641280, 24788480, 25057920, 27015570, 27887040, 28190160, 28816608, 29099520, 30069504, 32418684, 33410560, 33464448, 36020760, 37182720, 37586880, 38422144, 40523355, 41830560, 43224912, 44619264, 45104256, 48027680, 49282560, 50115840, 54031140, 55774080, 56380320, 57633216, 60139008, 64837368, 66928896, 72041520, 74365440, 75173760, 76844288, 81046710, 83661120, 86449824, 90208512, 96055360, 100231680, 108062280, 111548160, 112760640, 115266432, 129674736, 133857792, 144083040, 150347520, 153688576, 162093420, 167322240, 172899648, 180417024, 192110720, 216124560, 223096320, 225521280, 230532864, 259349472, 288166080, 300695040, 324186840, 334644480, 345799296, 384221440, 432249120, 451042560, 461065728, 518698944, 576332160, 648373680, 669288960, 691598592, 768442880, 864498240, 902085120, 1037397888, 1152664320, 1296747360, 1383197184, 1728996480, 2074795776, 2305328640, 2593494720, 3457992960, 4149591552, 5186989440, 6915985920, 10373978880, 20747957760]

約数ペア:

[(1, 20747957760), (2, 10373978880), (3, 6915985920), (4, 5186989440), (5, 4149591552), (6, 3457992960), (8, 2593494720), (9, 2305328640), (10, 2074795776), (12, 1728996480), (15, 1383197184), (16, 1296747360), (18, 1152664320), (20, 1037397888), (23, 902085120), (24, 864498240), (27, 768442880), (30, 691598592), (31, 669288960), (32, 648373680), (36, 576332160), (40, 518698944), (45, 461065728), (46, 451042560), (48, 432249120), (54, 384221440), (60, 345799296), (62, 334644480), (64, 324186840), (69, 300695040), (72, 288166080), (80, 259349472), (90, 230532864), (92, 225521280), (93, 223096320), (96, 216124560), (108, 192110720), (115, 180417024), (120, 172899648), (124, 167322240), (128, 162093420), (135, 153688576), (138, 150347520), (144, 144083040), (155, 133857792), (160, 129674736), (180, 115266432), (184, 112760640), (186, 111548160), (192, 108062280), (207, 100231680), (216, 96055360), (230, 90208512), (240, 86449824), (248, 83661120), (256, 81046710), (270, 76844288), (276, 75173760), (279, 74365440), (288, 72041520), (310, 66928896), (320, 64837368), (345, 60139008), (360, 57633216), (368, 56380320), (372, 55774080), (384, 54031140), (414, 50115840), (421, 49282560), (432, 48027680), (460, 45104256), (465, 44619264), (480, 43224912), (496, 41830560), (512, 40523355), (540, 38422144), (552, 37586880), (558, 37182720), (576, 36020760), (620, 33464448), (621, 33410560), (640, 32418684), (690, 30069504), (713, 29099520), (720, 28816608), (736, 28190160), (744, 27887040), (768, 27015570), (828, 25057920), (837, 24788480), (842, 24641280), (864, 24013840), (920, 22552128), (930, 22309632), (960, 21612456), (992, 20915280), (1035, 20046336), (1080, 19211072), (1104, 18793440), (1116, 18591360), (1152, 18010380), (1240, 16732224), (1242, 16705280), (1263, 16427520), (1280, 16209342), (1380, 15034752), (1395, 14873088), (1426, 14549760), (1440, 14408304), (1472, 14095080), (1488, 13943520), (1536, 13507785), (1656, 12528960), (1674, 12394240), (1684, 12320640), (1728, 12006920), (1840, 11276064), (1860, 11154816), (1920, 10806228), (1984, 10457640), (2070, 10023168), (2105, 9856512), (2139, 9699840), (2160, 9605536), (2208, 9396720), (2232, 9295680), (2304, 9005190), (2480, 8366112), (2484, 8352640), (2526, 8213760), (2560, 8104671), (2760, 7517376), (2790, 7436544), (2852, 7274880), (2880, 7204152), (2944, 7047540), (2976, 6971760), (3105, 6682112), (3312, 6264480), (3348, 6197120), (3368, 6160320), (3456, 6003460), (3565, 5819904), (3680, 5638032), (3720, 5577408), (3789, 5475840), (3840, 5403114), (3968, 5228820), (4140, 5011584), (4185, 4957696), (4210, 4928256), (4278, 4849920), (4320, 4802768), (4416, 4698360), (4464, 4647840), (4608, 4502595), (4960, 4183056), (4968, 4176320), (5052, 4106880), (5520, 3758688), (5580, 3718272), (5704, 3637440), (5760, 3602076), (5888, 3523770), (5952, 3485880), (6210, 3341056), (6315, 3285504), (6417, 3233280), (6624, 3132240), (6696, 3098560), (6736, 3080160), (6912, 3001730), (7130, 2909952), (7360, 2819016), (7440, 2788704), (7578, 2737920), (7680, 2701557), (7936, 2614410), (8280, 2505792), (8370, 2478848), (8420, 2464128), (8556, 2424960), (8640, 2401384), (8832, 2349180), (8928, 2323920), (9683, 2142720), (9920, 2091528), (9936, 2088160), (10104, 2053440), (10695, 1939968), (11040, 1879344), (11160, 1859136), (11367, 1825280), (11408, 1818720), (11520, 1801038), (11776, 1761885), (11904, 1742940), (12420, 1670528), (12630, 1642752), (12834, 1616640), (13051, 1589760), (13248, 1566120), (13392, 1549280), (13472, 1540080), (13824, 1500865), (14260, 1454976), (14720, 1409508), (14880, 1394352), (15156, 1368960), (15872, 1307205), (16560, 1252896), (16740, 1239424), (16840, 1232064), (17112, 1212480), (17280, 1200692), (17664, 1174590), (17856, 1161960), (18945, 1095168), (19251, 1077760), (19366, 1071360), (19840, 1045764), (19872, 1044080), (20208, 1026720), (21390, 969984), (22080, 939672), (22320, 929568), (22734, 912640), (22816, 909360), (23040, 900519), (23808, 871470), (24840, 835264), (25260, 821376), (25668, 808320), (26102, 794880), (26496, 783060), (26784, 774640), (26944, 770040), (28520, 727488), (29049, 714240), (29440, 704754), (29760, 697176), (30312, 684480), (32085, 646656), (33120, 626448), (33480, 619712), (33680, 616032), (34224, 606240), (34560, 600346), (35328, 587295), (35712, 580980), (37890, 547584), (38502, 538880), (38732, 535680), (39153, 529920), (39680, 522882), (39744, 522040), (40416, 513360), (42780, 484992), (44160, 469836), (44640, 464784), (45468, 456320), (45632, 454680), (47616, 435735), (48415, 428544), (49680, 417632), (50520, 410688), (51336, 404160), (52204, 397440), (52992, 391530), (53568, 387320), (53888, 385020), (56835, 365056), (57040, 363744), (58098, 357120), (58880, 352377), (59520, 348588), (60624, 342240), (64170, 323328), (65255, 317952), (66240, 313224), (66960, 309856), (67360, 308016), (68448, 303120), (69120, 300173), (71424, 290490), (75780, 273792), (77004, 269440), (77464, 267840), (78306, 264960), (79360, 261441), (79488, 261020), (80832, 256680), (85560, 242496), (87147, 238080), (88320, 234918), (89280, 232392), (90936, 228160), (91264, 227340), (96255, 215552), (96830, 214272), (99360, 208816), (101040, 205344), (102672, 202080), (104408, 198720), (105984, 195765), (107136, 193660), (107776, 192510), (113670, 182528), (114080, 181872), (116196, 178560), (117459, 176640), (119040, 174294), (121248, 171120), (128340, 161664), (130510, 158976), (132480, 156612), (133920, 154928), (134720, 154008), (136896, 151560), (142848, 145245)]