20545374080

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:450

約数の個数: 384

約数和(自身を含む): 62355847680

約数和(自身を除く): 41810473600

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 121, 128, 140, 151, 154, 160, 176, 220, 224, 242, 251, 280, 302, 308, 320, 352, 385, 440, 448, 484, 502, 560, 604, 605, 616, 640, 704, 755, 770, 847, 880, 896, 968, 1004, 1057, 1120, 1208, 1210, 1232, 1255, 1408, 1510, 1540, 1661, 1694, 1757, 1760, 1936, 2008, 2114, 2240, 2416, 2420, 2464, 2510, 2761, 3020, 3080, 3322, 3388, 3514, 3520, 3872, 4016, 4228, 4235, 4480, 4832, 4840, 4928, 5020, 5285, 5522, 6040, 6160, 6644, 6776, 7028, 7040, 7744, 8032, 8305, 8456, 8470, 8785, 9664, 9680, 9856, 10040, 10570, 11044, 11627, 12080, 12320, 13288, 13552, 13805, 14056, 15488, 16064, 16610, 16912, 16940, 17570, 18271, 19327, 19328, 19360, 20080, 21140, 22088, 23254, 24160, 24640, 26576, 27104, 27610, 28112, 30371, 32128, 33220, 33824, 33880, 35140, 36542, 37901, 38654, 38720, 40160, 42280, 44176, 46508, 48320, 49280, 53152, 54208, 55220, 56224, 58135, 60742, 66440, 67648, 67760, 70280, 73084, 75802, 77308, 77440, 80320, 84560, 88352, 91355, 93016, 96635, 96640, 106304, 108416, 110440, 112448, 116270, 121484, 127897, 132880, 135296, 135520, 140560, 146168, 151604, 151855, 154616, 160640, 169120, 176704, 182710, 186032, 189505, 193270, 212597, 212608, 220880, 224896, 232540, 242968, 255794, 265307, 265760, 271040, 281120, 292336, 303208, 303710, 309232, 338240, 353408, 365420, 372064, 379010, 386540, 416911, 425194, 441760, 465080, 485936, 511588, 530614, 531520, 542080, 562240, 584672, 606416, 607420, 618464, 639485, 676480, 730840, 744128, 758020, 773080, 833822, 850388, 883520, 930160, 971872, 1023176, 1061228, 1062985, 1063040, 1124480, 1169344, 1212832, 1214840, 1236928, 1278970, 1326535, 1461680, 1488256, 1516040, 1546160, 1667644, 1700776, 1767040, 1860320, 1943744, 2046352, 2084555, 2122456, 2125970, 2338688, 2425664, 2429680, 2473856, 2557940, 2653070, 2918377, 2923360, 3032080, 3092320, 3335288, 3401552, 3720640, 3887488, 4092704, 4169110, 4244912, 4251940, 4586021, 4851328, 4859360, 5115880, 5306140, 5836754, 5846720, 6064160, 6184640, 6670576, 6803104, 7441280, 8185408, 8338220, 8489824, 8503880, 9172042, 9718720, 10231760, 10612280, 11673508, 11693440, 12128320, 12369280, 13341152, 13606208, 14591885, 16370816, 16676440, 16979648, 17007760, 18344084, 19437440, 20463520, 21224560, 22930105, 23347016, 24256640, 26682304, 27212416, 29183770, 32102147, 33352880, 33959296, 34015520, 36688168, 40927040, 42449120, 45860210, 46694032, 53364608, 58367540, 64204294, 66705760, 68031040, 73376336, 81854080, 84898240, 91720420, 93388064, 116735080, 128408588, 133411520, 136062080, 146752672, 160510735, 169796480, 183440840, 186776128, 233470160, 256817176, 266823040, 293505344, 321021470, 366881680, 373552256, 466940320, 513634352, 587010688, 642042940, 733763360, 933880640, 1027268704, 1284085880, 1467526720, 1867761280, 2054537408, 2568171760, 2935053440, 4109074816, 5136343520, 10272687040, 20545374080]

約数ペア:

[(1, 20545374080), (2, 10272687040), (4, 5136343520), (5, 4109074816), (7, 2935053440), (8, 2568171760), (10, 2054537408), (11, 1867761280), (14, 1467526720), (16, 1284085880), (20, 1027268704), (22, 933880640), (28, 733763360), (32, 642042940), (35, 587010688), (40, 513634352), (44, 466940320), (55, 373552256), (56, 366881680), (64, 321021470), (70, 293505344), (77, 266823040), (80, 256817176), (88, 233470160), (110, 186776128), (112, 183440840), (121, 169796480), (128, 160510735), (140, 146752672), (151, 136062080), (154, 133411520), (160, 128408588), (176, 116735080), (220, 93388064), (224, 91720420), (242, 84898240), (251, 81854080), (280, 73376336), (302, 68031040), (308, 66705760), (320, 64204294), (352, 58367540), (385, 53364608), (440, 46694032), (448, 45860210), (484, 42449120), (502, 40927040), (560, 36688168), (604, 34015520), (605, 33959296), (616, 33352880), (640, 32102147), (704, 29183770), (755, 27212416), (770, 26682304), (847, 24256640), (880, 23347016), (896, 22930105), (968, 21224560), (1004, 20463520), (1057, 19437440), (1120, 18344084), (1208, 17007760), (1210, 16979648), (1232, 16676440), (1255, 16370816), (1408, 14591885), (1510, 13606208), (1540, 13341152), (1661, 12369280), (1694, 12128320), (1757, 11693440), (1760, 11673508), (1936, 10612280), (2008, 10231760), (2114, 9718720), (2240, 9172042), (2416, 8503880), (2420, 8489824), (2464, 8338220), (2510, 8185408), (2761, 7441280), (3020, 6803104), (3080, 6670576), (3322, 6184640), (3388, 6064160), (3514, 5846720), (3520, 5836754), (3872, 5306140), (4016, 5115880), (4228, 4859360), (4235, 4851328), (4480, 4586021), (4832, 4251940), (4840, 4244912), (4928, 4169110), (5020, 4092704), (5285, 3887488), (5522, 3720640), (6040, 3401552), (6160, 3335288), (6644, 3092320), (6776, 3032080), (7028, 2923360), (7040, 2918377), (7744, 2653070), (8032, 2557940), (8305, 2473856), (8456, 2429680), (8470, 2425664), (8785, 2338688), (9664, 2125970), (9680, 2122456), (9856, 2084555), (10040, 2046352), (10570, 1943744), (11044, 1860320), (11627, 1767040), (12080, 1700776), (12320, 1667644), (13288, 1546160), (13552, 1516040), (13805, 1488256), (14056, 1461680), (15488, 1326535), (16064, 1278970), (16610, 1236928), (16912, 1214840), (16940, 1212832), (17570, 1169344), (18271, 1124480), (19327, 1063040), (19328, 1062985), (19360, 1061228), (20080, 1023176), (21140, 971872), (22088, 930160), (23254, 883520), (24160, 850388), (24640, 833822), (26576, 773080), (27104, 758020), (27610, 744128), (28112, 730840), (30371, 676480), (32128, 639485), (33220, 618464), (33824, 607420), (33880, 606416), (35140, 584672), (36542, 562240), (37901, 542080), (38654, 531520), (38720, 530614), (40160, 511588), (42280, 485936), (44176, 465080), (46508, 441760), (48320, 425194), (49280, 416911), (53152, 386540), (54208, 379010), (55220, 372064), (56224, 365420), (58135, 353408), (60742, 338240), (66440, 309232), (67648, 303710), (67760, 303208), (70280, 292336), (73084, 281120), (75802, 271040), (77308, 265760), (77440, 265307), (80320, 255794), (84560, 242968), (88352, 232540), (91355, 224896), (93016, 220880), (96635, 212608), (96640, 212597), (106304, 193270), (108416, 189505), (110440, 186032), (112448, 182710), (116270, 176704), (121484, 169120), (127897, 160640), (132880, 154616), (135296, 151855), (135520, 151604), (140560, 146168)]