20271772800

素因数分解:

$2^7\times 3^4\times 5^2\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:630

約数の個数: 480

約数和(自身を含む): 75376420020

約数和(自身を除く): 55104647220

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 25, 27, 30, 32, 36, 40, 45, 48, 50, 54, 60, 64, 72, 75, 80, 81, 90, 96, 100, 108, 120, 128, 135, 144, 150, 160, 162, 180, 192, 197, 200, 216, 225, 240, 270, 288, 300, 320, 324, 360, 384, 394, 397, 400, 405, 432, 450, 480, 540, 576, 591, 600, 640, 648, 675, 720, 788, 794, 800, 810, 864, 900, 960, 985, 1080, 1152, 1182, 1191, 1200, 1296, 1350, 1440, 1576, 1588, 1600, 1620, 1728, 1773, 1800, 1920, 1970, 1985, 2025, 2160, 2364, 2382, 2400, 2592, 2700, 2880, 2955, 3152, 3176, 3200, 3240, 3456, 3546, 3573, 3600, 3940, 3970, 4050, 4320, 4728, 4764, 4800, 4925, 5184, 5319, 5400, 5760, 5910, 5955, 6304, 6352, 6480, 7092, 7146, 7200, 7880, 7940, 8100, 8640, 8865, 9456, 9528, 9600, 9850, 9925, 10368, 10638, 10719, 10800, 11820, 11910, 12608, 12704, 12960, 14184, 14292, 14400, 14775, 15760, 15880, 15957, 16200, 17280, 17730, 17865, 18912, 19056, 19700, 19850, 21276, 21438, 21600, 23640, 23820, 25216, 25408, 25920, 26595, 28368, 28584, 28800, 29550, 29775, 31520, 31760, 31914, 32157, 32400, 35460, 35730, 37824, 38112, 39400, 39700, 42552, 42876, 43200, 44325, 47280, 47640, 50816, 51840, 53190, 53595, 56736, 57168, 59100, 59550, 63040, 63520, 63828, 64314, 64800, 70920, 71460, 75648, 76224, 78209, 78800, 79400, 79785, 85104, 85752, 86400, 88650, 89325, 94560, 95280, 106380, 107190, 113472, 114336, 118200, 119100, 126080, 127040, 127656, 128628, 129600, 132975, 141840, 142920, 152448, 156418, 157600, 158800, 159570, 160785, 170208, 171504, 177300, 178650, 189120, 190560, 212760, 214380, 226944, 228672, 234627, 236400, 238200, 254080, 255312, 257256, 259200, 265950, 267975, 283680, 285840, 312836, 315200, 317600, 319140, 321570, 340416, 343008, 354600, 357300, 378240, 381120, 391045, 398925, 425520, 428760, 457344, 469254, 472800, 476400, 510624, 514512, 531900, 535950, 567360, 571680, 625672, 630400, 635200, 638280, 643140, 680832, 686016, 703881, 709200, 714600, 762240, 782090, 797850, 803925, 851040, 857520, 938508, 945600, 952800, 1021248, 1029024, 1063800, 1071900, 1134720, 1143360, 1173135, 1251344, 1270400, 1276560, 1286280, 1372032, 1407762, 1418400, 1429200, 1564180, 1595700, 1607850, 1702080, 1715040, 1877016, 1891200, 1905600, 1955225, 2042496, 2058048, 2111643, 2127600, 2143800, 2286720, 2346270, 2502688, 2553120, 2572560, 2815524, 2836800, 2858400, 3128360, 3191400, 3215700, 3404160, 3430080, 3519405, 3754032, 3811200, 3910450, 4116096, 4223286, 4255200, 4287600, 4692540, 5005376, 5106240, 5145120, 5631048, 5673600, 5716800, 5865675, 6256720, 6334929, 6382800, 6431400, 6860160, 7038810, 7508064, 7820900, 8446572, 8510400, 8575200, 9385080, 10010752, 10212480, 10290240, 10558215, 11262096, 11433600, 11731350, 12513440, 12669858, 12765600, 12862800, 14077620, 15016128, 15641800, 16893144, 17020800, 17150400, 17597025, 18770160, 20580480, 21116430, 22524192, 23462700, 25026880, 25339716, 25531200, 25725600, 28155240, 30032256, 31283600, 31674645, 33786288, 34300800, 35194050, 37540320, 42232860, 45048384, 46925400, 50053760, 50679432, 51062400, 51451200, 52791075, 56310480, 62567200, 63349290, 67572576, 70388100, 75080640, 84465720, 90096768, 93850800, 101358864, 102902400, 105582150, 112620960, 125134400, 126698580, 135145152, 140776200, 150161280, 158373225, 168931440, 187701600, 202717728, 211164300, 225241920, 250268800, 253397160, 270290304, 281552400, 316746450, 337862880, 375403200, 405435456, 422328600, 450483840, 506794320, 563104800, 633492900, 675725760, 750806400, 810870912, 844657200, 1013588640, 1126209600, 1266985800, 1351451520, 1689314400, 2027177280, 2252419200, 2533971600, 3378628800, 4054354560, 5067943200, 6757257600, 10135886400, 20271772800]

約数ペア:

[(1, 20271772800), (2, 10135886400), (3, 6757257600), (4, 5067943200), (5, 4054354560), (6, 3378628800), (8, 2533971600), (9, 2252419200), (10, 2027177280), (12, 1689314400), (15, 1351451520), (16, 1266985800), (18, 1126209600), (20, 1013588640), (24, 844657200), (25, 810870912), (27, 750806400), (30, 675725760), (32, 633492900), (36, 563104800), (40, 506794320), (45, 450483840), (48, 422328600), (50, 405435456), (54, 375403200), (60, 337862880), (64, 316746450), (72, 281552400), (75, 270290304), (80, 253397160), (81, 250268800), (90, 225241920), (96, 211164300), (100, 202717728), (108, 187701600), (120, 168931440), (128, 158373225), (135, 150161280), (144, 140776200), (150, 135145152), (160, 126698580), (162, 125134400), (180, 112620960), (192, 105582150), (197, 102902400), (200, 101358864), (216, 93850800), (225, 90096768), (240, 84465720), (270, 75080640), (288, 70388100), (300, 67572576), (320, 63349290), (324, 62567200), (360, 56310480), (384, 52791075), (394, 51451200), (397, 51062400), (400, 50679432), (405, 50053760), (432, 46925400), (450, 45048384), (480, 42232860), (540, 37540320), (576, 35194050), (591, 34300800), (600, 33786288), (640, 31674645), (648, 31283600), (675, 30032256), (720, 28155240), (788, 25725600), (794, 25531200), (800, 25339716), (810, 25026880), (864, 23462700), (900, 22524192), (960, 21116430), (985, 20580480), (1080, 18770160), (1152, 17597025), (1182, 17150400), (1191, 17020800), (1200, 16893144), (1296, 15641800), (1350, 15016128), (1440, 14077620), (1576, 12862800), (1588, 12765600), (1600, 12669858), (1620, 12513440), (1728, 11731350), (1773, 11433600), (1800, 11262096), (1920, 10558215), (1970, 10290240), (1985, 10212480), (2025, 10010752), (2160, 9385080), (2364, 8575200), (2382, 8510400), (2400, 8446572), (2592, 7820900), (2700, 7508064), (2880, 7038810), (2955, 6860160), (3152, 6431400), (3176, 6382800), (3200, 6334929), (3240, 6256720), (3456, 5865675), (3546, 5716800), (3573, 5673600), (3600, 5631048), (3940, 5145120), (3970, 5106240), (4050, 5005376), (4320, 4692540), (4728, 4287600), (4764, 4255200), (4800, 4223286), (4925, 4116096), (5184, 3910450), (5319, 3811200), (5400, 3754032), (5760, 3519405), (5910, 3430080), (5955, 3404160), (6304, 3215700), (6352, 3191400), (6480, 3128360), (7092, 2858400), (7146, 2836800), (7200, 2815524), (7880, 2572560), (7940, 2553120), (8100, 2502688), (8640, 2346270), (8865, 2286720), (9456, 2143800), (9528, 2127600), (9600, 2111643), (9850, 2058048), (9925, 2042496), (10368, 1955225), (10638, 1905600), (10719, 1891200), (10800, 1877016), (11820, 1715040), (11910, 1702080), (12608, 1607850), (12704, 1595700), (12960, 1564180), (14184, 1429200), (14292, 1418400), (14400, 1407762), (14775, 1372032), (15760, 1286280), (15880, 1276560), (15957, 1270400), (16200, 1251344), (17280, 1173135), (17730, 1143360), (17865, 1134720), (18912, 1071900), (19056, 1063800), (19700, 1029024), (19850, 1021248), (21276, 952800), (21438, 945600), (21600, 938508), (23640, 857520), (23820, 851040), (25216, 803925), (25408, 797850), (25920, 782090), (26595, 762240), (28368, 714600), (28584, 709200), (28800, 703881), (29550, 686016), (29775, 680832), (31520, 643140), (31760, 638280), (31914, 635200), (32157, 630400), (32400, 625672), (35460, 571680), (35730, 567360), (37824, 535950), (38112, 531900), (39400, 514512), (39700, 510624), (42552, 476400), (42876, 472800), (43200, 469254), (44325, 457344), (47280, 428760), (47640, 425520), (50816, 398925), (51840, 391045), (53190, 381120), (53595, 378240), (56736, 357300), (57168, 354600), (59100, 343008), (59550, 340416), (63040, 321570), (63520, 319140), (63828, 317600), (64314, 315200), (64800, 312836), (70920, 285840), (71460, 283680), (75648, 267975), (76224, 265950), (78209, 259200), (78800, 257256), (79400, 255312), (79785, 254080), (85104, 238200), (85752, 236400), (86400, 234627), (88650, 228672), (89325, 226944), (94560, 214380), (95280, 212760), (106380, 190560), (107190, 189120), (113472, 178650), (114336, 177300), (118200, 171504), (119100, 170208), (126080, 160785), (127040, 159570), (127656, 158800), (128628, 157600), (129600, 156418), (132975, 152448), (141840, 142920)]