20988714240

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{269}}^1\times {\mathrm{521}}^1$

素因数の和:830

約数の個数: 432

約数和(自身を含む): 78646211280

約数和(自身を除く): 57657497040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 13, 15, 16, 18, 20, 24, 26, 30, 32, 36, 39, 40, 45, 48, 52, 60, 64, 65, 72, 78, 80, 90, 96, 104, 117, 120, 128, 130, 144, 156, 160, 180, 192, 195, 208, 234, 240, 256, 260, 269, 288, 312, 320, 360, 384, 390, 416, 468, 480, 520, 521, 538, 576, 585, 624, 640, 720, 768, 780, 807, 832, 936, 960, 1040, 1042, 1076, 1152, 1170, 1248, 1280, 1345, 1440, 1560, 1563, 1614, 1664, 1872, 1920, 2080, 2084, 2152, 2304, 2340, 2421, 2496, 2605, 2690, 2880, 3120, 3126, 3228, 3328, 3497, 3744, 3840, 4035, 4160, 4168, 4304, 4680, 4689, 4842, 4992, 5210, 5380, 5760, 6240, 6252, 6456, 6773, 6994, 7488, 7815, 8070, 8320, 8336, 8608, 9360, 9378, 9684, 9984, 10420, 10491, 10760, 11520, 12105, 12480, 12504, 12912, 13546, 13988, 14976, 15630, 16140, 16640, 16672, 17216, 17485, 18720, 18756, 19368, 20319, 20840, 20982, 21520, 23445, 24210, 24960, 25008, 25824, 27092, 27976, 29952, 31260, 31473, 32280, 33344, 33865, 34432, 34970, 37440, 37512, 38736, 40638, 41680, 41964, 43040, 46890, 48420, 49920, 50016, 51648, 52455, 54184, 55952, 60957, 62520, 62946, 64560, 66688, 67730, 68864, 69940, 74880, 75024, 77472, 81276, 83360, 83928, 86080, 93780, 96840, 100032, 101595, 103296, 104910, 108368, 111904, 121914, 125040, 125892, 129120, 133376, 135460, 139880, 140149, 149760, 150048, 154944, 157365, 162552, 166720, 167856, 172160, 187560, 193680, 200064, 203190, 206592, 209820, 216736, 223808, 243828, 250080, 251784, 258240, 270920, 279760, 280298, 300096, 304785, 309888, 314730, 325104, 333440, 335712, 344320, 375120, 387360, 400128, 406380, 419640, 420447, 433472, 447616, 487656, 500160, 503568, 516480, 541840, 559520, 560596, 600192, 609570, 619776, 629460, 650208, 666880, 671424, 700745, 750240, 774720, 812760, 839280, 840894, 866944, 895232, 975312, 1000320, 1007136, 1032960, 1083680, 1119040, 1121192, 1200384, 1219140, 1258920, 1261341, 1300416, 1342848, 1401490, 1500480, 1549440, 1625520, 1678560, 1681788, 1733888, 1821937, 1950624, 2000640, 2014272, 2102235, 2167360, 2238080, 2242384, 2438280, 2517840, 2522682, 2600832, 2685696, 2802980, 3000960, 3098880, 3251040, 3357120, 3363576, 3643874, 3901248, 4028544, 4204470, 4334720, 4476160, 4484768, 4876560, 5035680, 5045364, 5201664, 5465811, 5605960, 6001920, 6306705, 6502080, 6714240, 6727152, 7287748, 7802496, 8057088, 8408940, 8669440, 8969536, 9109685, 9753120, 10071360, 10090728, 10931622, 11211920, 12613410, 13004160, 13428480, 13454304, 14575496, 15604992, 16397433, 16817880, 17939072, 18219370, 19506240, 20142720, 20181456, 21863244, 22423840, 25226820, 26008320, 26908608, 27329055, 29150992, 32794866, 33635760, 35878144, 36438740, 39012480, 40285440, 40362912, 43726488, 44847680, 50453640, 53817216, 54658110, 58301984, 65589732, 67271520, 72877480, 78024960, 80725824, 81987165, 87452976, 89695360, 100907280, 107634432, 109316220, 116603968, 131179464, 134543040, 145754960, 161451648, 163974330, 174905952, 179390720, 201814560, 218632440, 233207936, 262358928, 269086080, 291509920, 322903296, 327948660, 349811904, 403629120, 437264880, 466415872, 524717856, 538172160, 583019840, 655897320, 699623808, 807258240, 874529760, 1049435712, 1166039680, 1311794640, 1399247616, 1614516480, 1749059520, 2098871424, 2332079360, 2623589280, 3498119040, 4197742848, 5247178560, 6996238080, 10494357120, 20988714240]

約数ペア:

[(1, 20988714240), (2, 10494357120), (3, 6996238080), (4, 5247178560), (5, 4197742848), (6, 3498119040), (8, 2623589280), (9, 2332079360), (10, 2098871424), (12, 1749059520), (13, 1614516480), (15, 1399247616), (16, 1311794640), (18, 1166039680), (20, 1049435712), (24, 874529760), (26, 807258240), (30, 699623808), (32, 655897320), (36, 583019840), (39, 538172160), (40, 524717856), (45, 466415872), (48, 437264880), (52, 403629120), (60, 349811904), (64, 327948660), (65, 322903296), (72, 291509920), (78, 269086080), (80, 262358928), (90, 233207936), (96, 218632440), (104, 201814560), (117, 179390720), (120, 174905952), (128, 163974330), (130, 161451648), (144, 145754960), (156, 134543040), (160, 131179464), (180, 116603968), (192, 109316220), (195, 107634432), (208, 100907280), (234, 89695360), (240, 87452976), (256, 81987165), (260, 80725824), (269, 78024960), (288, 72877480), (312, 67271520), (320, 65589732), (360, 58301984), (384, 54658110), (390, 53817216), (416, 50453640), (468, 44847680), (480, 43726488), (520, 40362912), (521, 40285440), (538, 39012480), (576, 36438740), (585, 35878144), (624, 33635760), (640, 32794866), (720, 29150992), (768, 27329055), (780, 26908608), (807, 26008320), (832, 25226820), (936, 22423840), (960, 21863244), (1040, 20181456), (1042, 20142720), (1076, 19506240), (1152, 18219370), (1170, 17939072), (1248, 16817880), (1280, 16397433), (1345, 15604992), (1440, 14575496), (1560, 13454304), (1563, 13428480), (1614, 13004160), (1664, 12613410), (1872, 11211920), (1920, 10931622), (2080, 10090728), (2084, 10071360), (2152, 9753120), (2304, 9109685), (2340, 8969536), (2421, 8669440), (2496, 8408940), (2605, 8057088), (2690, 7802496), (2880, 7287748), (3120, 6727152), (3126, 6714240), (3228, 6502080), (3328, 6306705), (3497, 6001920), (3744, 5605960), (3840, 5465811), (4035, 5201664), (4160, 5045364), (4168, 5035680), (4304, 4876560), (4680, 4484768), (4689, 4476160), (4842, 4334720), (4992, 4204470), (5210, 4028544), (5380, 3901248), (5760, 3643874), (6240, 3363576), (6252, 3357120), (6456, 3251040), (6773, 3098880), (6994, 3000960), (7488, 2802980), (7815, 2685696), (8070, 2600832), (8320, 2522682), (8336, 2517840), (8608, 2438280), (9360, 2242384), (9378, 2238080), (9684, 2167360), (9984, 2102235), (10420, 2014272), (10491, 2000640), (10760, 1950624), (11520, 1821937), (12105, 1733888), (12480, 1681788), (12504, 1678560), (12912, 1625520), (13546, 1549440), (13988, 1500480), (14976, 1401490), (15630, 1342848), (16140, 1300416), (16640, 1261341), (16672, 1258920), (17216, 1219140), (17485, 1200384), (18720, 1121192), (18756, 1119040), (19368, 1083680), (20319, 1032960), (20840, 1007136), (20982, 1000320), (21520, 975312), (23445, 895232), (24210, 866944), (24960, 840894), (25008, 839280), (25824, 812760), (27092, 774720), (27976, 750240), (29952, 700745), (31260, 671424), (31473, 666880), (32280, 650208), (33344, 629460), (33865, 619776), (34432, 609570), (34970, 600192), (37440, 560596), (37512, 559520), (38736, 541840), (40638, 516480), (41680, 503568), (41964, 500160), (43040, 487656), (46890, 447616), (48420, 433472), (49920, 420447), (50016, 419640), (51648, 406380), (52455, 400128), (54184, 387360), (55952, 375120), (60957, 344320), (62520, 335712), (62946, 333440), (64560, 325104), (66688, 314730), (67730, 309888), (68864, 304785), (69940, 300096), (74880, 280298), (75024, 279760), (77472, 270920), (81276, 258240), (83360, 251784), (83928, 250080), (86080, 243828), (93780, 223808), (96840, 216736), (100032, 209820), (101595, 206592), (103296, 203190), (104910, 200064), (108368, 193680), (111904, 187560), (121914, 172160), (125040, 167856), (125892, 166720), (129120, 162552), (133376, 157365), (135460, 154944), (139880, 150048), (140149, 149760)]