20823089700

素因数分解:

$2^2\times 3^1\times 5^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2591}}^1$

素因数の和:2747

約数の個数: 288

約数和(自身を含む): 71275438080

約数和(自身を除く): 50452348380

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 25, 28, 30, 35, 42, 43, 50, 60, 70, 75, 84, 86, 89, 100, 105, 129, 140, 150, 172, 175, 178, 210, 215, 258, 267, 300, 301, 350, 356, 420, 430, 445, 516, 525, 534, 602, 623, 645, 700, 860, 890, 903, 1050, 1068, 1075, 1204, 1246, 1290, 1335, 1505, 1780, 1806, 1869, 2100, 2150, 2225, 2492, 2580, 2591, 2670, 3010, 3115, 3225, 3612, 3738, 3827, 4300, 4450, 4515, 5182, 5340, 6020, 6230, 6450, 6675, 7476, 7525, 7654, 7773, 8900, 9030, 9345, 10364, 11481, 12460, 12900, 12955, 13350, 15050, 15308, 15546, 15575, 18060, 18137, 18690, 19135, 22575, 22962, 25910, 26700, 26789, 30100, 31092, 31150, 36274, 37380, 38270, 38865, 45150, 45924, 46725, 51820, 53578, 54411, 57405, 62300, 64775, 72548, 76540, 77730, 80367, 90300, 90685, 93450, 95675, 107156, 108822, 111413, 114810, 129550, 133945, 155460, 160734, 181370, 186900, 191350, 194325, 217644, 222826, 229620, 230599, 259100, 267890, 272055, 287025, 321468, 334239, 362740, 382700, 388650, 401835, 445652, 453425, 461198, 535780, 544110, 557065, 574050, 668478, 669725, 691797, 777300, 779891, 803670, 906850, 922396, 1088220, 1114130, 1148100, 1152995, 1336956, 1339450, 1360275, 1383594, 1559782, 1607340, 1614193, 1671195, 1813700, 2009175, 2228260, 2305990, 2339673, 2678900, 2720550, 2767188, 2785325, 3119564, 3228386, 3342390, 3458985, 3899455, 4018350, 4611980, 4679346, 4842579, 5441100, 5570650, 5764975, 6456772, 6684780, 6917970, 7798910, 8036700, 8070965, 8355975, 9358692, 9685158, 9915757, 11141300, 11529950, 11698365, 13835940, 15597820, 16141930, 16711950, 17294925, 19370316, 19497275, 19831514, 23059900, 23396730, 24212895, 29747271, 32283860, 33423900, 34589850, 38994550, 39663028, 40354825, 46793460, 48425790, 49578785, 58491825, 59494542, 69179700, 69410299, 77989100, 80709650, 96851580, 99157570, 116983650, 118989084, 121064475, 138820598, 148736355, 161419300, 198315140, 208230897, 233967300, 242128950, 247893925, 277641196, 297472710, 347051495, 416461794, 484257900, 495787850, 594945420, 694102990, 743681775, 832923588, 991575700, 1041154485, 1388205980, 1487363550, 1735257475, 2082308970, 2974727100, 3470514950, 4164617940, 5205772425, 6941029900, 10411544850, 20823089700]

約数ペア:

[(1, 20823089700), (2, 10411544850), (3, 6941029900), (4, 5205772425), (5, 4164617940), (6, 3470514950), (7, 2974727100), (10, 2082308970), (12, 1735257475), (14, 1487363550), (15, 1388205980), (20, 1041154485), (21, 991575700), (25, 832923588), (28, 743681775), (30, 694102990), (35, 594945420), (42, 495787850), (43, 484257900), (50, 416461794), (60, 347051495), (70, 297472710), (75, 277641196), (84, 247893925), (86, 242128950), (89, 233967300), (100, 208230897), (105, 198315140), (129, 161419300), (140, 148736355), (150, 138820598), (172, 121064475), (175, 118989084), (178, 116983650), (210, 99157570), (215, 96851580), (258, 80709650), (267, 77989100), (300, 69410299), (301, 69179700), (350, 59494542), (356, 58491825), (420, 49578785), (430, 48425790), (445, 46793460), (516, 40354825), (525, 39663028), (534, 38994550), (602, 34589850), (623, 33423900), (645, 32283860), (700, 29747271), (860, 24212895), (890, 23396730), (903, 23059900), (1050, 19831514), (1068, 19497275), (1075, 19370316), (1204, 17294925), (1246, 16711950), (1290, 16141930), (1335, 15597820), (1505, 13835940), (1780, 11698365), (1806, 11529950), (1869, 11141300), (2100, 9915757), (2150, 9685158), (2225, 9358692), (2492, 8355975), (2580, 8070965), (2591, 8036700), (2670, 7798910), (3010, 6917970), (3115, 6684780), (3225, 6456772), (3612, 5764975), (3738, 5570650), (3827, 5441100), (4300, 4842579), (4450, 4679346), (4515, 4611980), (5182, 4018350), (5340, 3899455), (6020, 3458985), (6230, 3342390), (6450, 3228386), (6675, 3119564), (7476, 2785325), (7525, 2767188), (7654, 2720550), (7773, 2678900), (8900, 2339673), (9030, 2305990), (9345, 2228260), (10364, 2009175), (11481, 1813700), (12460, 1671195), (12900, 1614193), (12955, 1607340), (13350, 1559782), (15050, 1383594), (15308, 1360275), (15546, 1339450), (15575, 1336956), (18060, 1152995), (18137, 1148100), (18690, 1114130), (19135, 1088220), (22575, 922396), (22962, 906850), (25910, 803670), (26700, 779891), (26789, 777300), (30100, 691797), (31092, 669725), (31150, 668478), (36274, 574050), (37380, 557065), (38270, 544110), (38865, 535780), (45150, 461198), (45924, 453425), (46725, 445652), (51820, 401835), (53578, 388650), (54411, 382700), (57405, 362740), (62300, 334239), (64775, 321468), (72548, 287025), (76540, 272055), (77730, 267890), (80367, 259100), (90300, 230599), (90685, 229620), (93450, 222826), (95675, 217644), (107156, 194325), (108822, 191350), (111413, 186900), (114810, 181370), (129550, 160734), (133945, 155460)]