19987833600

素因数分解:

$2^8\times 3^2\times 5^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{557}}^1$

素因数の和:685

約数の個数: 648

約数和(自身を含む): 82735642080

約数和(自身を除く): 62747808480

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 25, 28, 30, 32, 35, 36, 40, 42, 45, 48, 50, 56, 60, 63, 64, 70, 72, 75, 80, 84, 89, 90, 96, 100, 105, 112, 120, 126, 128, 140, 144, 150, 160, 168, 175, 178, 180, 192, 200, 210, 224, 225, 240, 252, 256, 267, 280, 288, 300, 315, 320, 336, 350, 356, 360, 384, 400, 420, 445, 448, 450, 480, 504, 525, 534, 557, 560, 576, 600, 623, 630, 640, 672, 700, 712, 720, 768, 800, 801, 840, 890, 896, 900, 960, 1008, 1050, 1068, 1114, 1120, 1152, 1200, 1246, 1260, 1280, 1335, 1344, 1400, 1424, 1440, 1575, 1600, 1602, 1671, 1680, 1780, 1792, 1800, 1869, 1920, 2016, 2100, 2136, 2225, 2228, 2240, 2304, 2400, 2492, 2520, 2670, 2688, 2785, 2800, 2848, 2880, 3115, 3150, 3200, 3204, 3342, 3360, 3560, 3600, 3738, 3840, 3899, 4005, 4032, 4200, 4272, 4450, 4456, 4480, 4800, 4984, 5013, 5040, 5340, 5376, 5570, 5600, 5607, 5696, 5760, 6230, 6300, 6400, 6408, 6675, 6684, 6720, 7120, 7200, 7476, 7798, 8010, 8064, 8355, 8400, 8544, 8900, 8912, 8960, 9345, 9600, 9968, 10026, 10080, 10680, 11140, 11200, 11214, 11392, 11520, 11697, 12460, 12600, 12816, 13350, 13368, 13440, 13925, 14240, 14400, 14952, 15575, 15596, 16020, 16128, 16710, 16800, 17088, 17800, 17824, 18690, 19200, 19495, 19936, 20025, 20052, 20160, 21360, 22280, 22400, 22428, 22784, 23394, 24920, 25065, 25200, 25632, 26700, 26736, 26880, 27850, 28035, 28480, 28800, 29904, 31150, 31192, 32040, 33420, 33600, 34176, 35091, 35600, 35648, 37380, 38990, 39872, 40050, 40104, 40320, 41775, 42720, 44560, 44800, 44856, 46725, 46788, 49573, 49840, 50130, 50400, 51264, 53400, 53472, 55700, 56070, 56960, 57600, 58485, 59808, 62300, 62384, 64080, 66840, 67200, 68352, 70182, 71200, 71296, 74760, 77980, 79744, 80100, 80208, 80640, 83550, 85440, 89120, 89712, 93450, 93576, 97475, 99146, 99680, 100260, 100800, 102528, 106800, 106944, 111400, 112140, 113920, 116970, 119616, 124600, 124768, 125325, 128160, 133680, 134400, 140175, 140364, 142400, 142592, 148719, 149520, 155960, 159488, 160200, 160416, 167100, 170880, 175455, 178240, 179424, 186900, 187152, 194950, 198292, 199360, 200520, 201600, 205056, 213600, 213888, 222800, 224280, 233940, 239232, 247865, 249200, 249536, 250650, 256320, 267360, 280350, 280728, 284800, 292425, 297438, 299040, 311920, 320400, 320832, 334200, 341760, 347011, 350910, 356480, 358848, 373800, 374304, 389900, 396584, 398720, 401040, 403200, 427200, 427776, 445600, 446157, 448560, 467880, 478464, 495730, 498400, 499072, 501300, 512640, 534720, 560700, 561456, 569600, 584850, 594876, 598080, 623840, 640800, 641664, 668400, 694022, 701820, 712960, 717696, 743595, 747600, 748608, 779800, 793168, 797440, 802080, 854400, 877275, 891200, 892314, 897120, 935760, 991460, 996800, 998144, 1002600, 1025280, 1041033, 1069440, 1121400, 1122912, 1169700, 1189752, 1196160, 1239325, 1247680, 1281600, 1283328, 1336800, 1388044, 1403640, 1435392, 1487190, 1495200, 1497216, 1559600, 1586336, 1604160, 1708800, 1735055, 1754550, 1782400, 1784628, 1794240, 1871520, 1982920, 1993600, 2005200, 2082066, 2138880, 2230785, 2242800, 2245824, 2339400, 2379504, 2392320, 2478650, 2495360, 2563200, 2673600, 2776088, 2807280, 2974380, 2990400, 2994432, 3119200, 3123099, 3172672, 3208320, 3470110, 3509100, 3564800, 3569256, 3588480, 3717975, 3743040, 3965840, 3987200, 4010400, 4164132, 4461570, 4485600, 4491648, 4678800, 4759008, 4957300, 4990720, 5126400, 5205165, 5347200, 5552176, 5614560, 5948760, 5980800, 6238400, 6246198, 6345344, 6416640, 6940220, 7018200, 7138512, 7176960, 7435950, 7486080, 7931680, 8020800, 8328264, 8675275, 8923140, 8971200, 8983296, 9357600, 9518016, 9914600, 10410330, 10694400, 11104352, 11153925, 11229120, 11897520, 11961600, 12476800, 12492396, 12690688, 13880440, 14036400, 14277024, 14871900, 14972160, 15615495, 15863360, 16041600, 16656528, 17350550, 17846280, 17942400, 18715200, 19036032, 19829200, 20820660, 22208704, 22307850, 22458240, 23795040, 24953600, 24984792, 26025825, 27760880, 28072800, 28554048, 29743800, 31230990, 31726720, 32083200, 33313056, 34701100, 35692560, 35884800, 37430400, 38072064, 39658400, 41641320, 44417408, 44615700, 44916480, 47590080, 49969584, 52051650, 55521760, 56145600, 57108096, 59487600, 62461980, 63453440, 66626112, 69402200, 71385120, 74860800, 78077475, 79316800, 83282640, 88834816, 89231400, 95180160, 99939168, 104103300, 111043520, 112291200, 114216192, 118975200, 124923960, 133252224, 138804400, 142770240, 156154950, 158633600, 166565280, 178462800, 190360320, 199878336, 208206600, 222087040, 224582400, 237950400, 249847920, 266504448, 277608800, 285540480, 312309900, 317267200, 333130560, 356925600, 399756672, 416413200, 444174080, 475900800, 499695840, 555217600, 571080960, 624619800, 666261120, 713851200, 799513344, 832826400, 951801600, 999391680, 1110435200, 1249239600, 1332522240, 1427702400, 1665652800, 1998783360, 2220870400, 2498479200, 2855404800, 3331305600, 3997566720, 4996958400, 6662611200, 9993916800, 19987833600]

約数ペア:

[(1, 19987833600), (2, 9993916800), (3, 6662611200), (4, 4996958400), (5, 3997566720), (6, 3331305600), (7, 2855404800), (8, 2498479200), (9, 2220870400), (10, 1998783360), (12, 1665652800), (14, 1427702400), (15, 1332522240), (16, 1249239600), (18, 1110435200), (20, 999391680), (21, 951801600), (24, 832826400), (25, 799513344), (28, 713851200), (30, 666261120), (32, 624619800), (35, 571080960), (36, 555217600), (40, 499695840), (42, 475900800), (45, 444174080), (48, 416413200), (50, 399756672), (56, 356925600), (60, 333130560), (63, 317267200), (64, 312309900), (70, 285540480), (72, 277608800), (75, 266504448), (80, 249847920), (84, 237950400), (89, 224582400), (90, 222087040), (96, 208206600), (100, 199878336), (105, 190360320), (112, 178462800), (120, 166565280), (126, 158633600), (128, 156154950), (140, 142770240), (144, 138804400), (150, 133252224), (160, 124923960), (168, 118975200), (175, 114216192), (178, 112291200), (180, 111043520), (192, 104103300), (200, 99939168), (210, 95180160), (224, 89231400), (225, 88834816), (240, 83282640), (252, 79316800), (256, 78077475), (267, 74860800), (280, 71385120), (288, 69402200), (300, 66626112), (315, 63453440), (320, 62461980), (336, 59487600), (350, 57108096), (356, 56145600), (360, 55521760), (384, 52051650), (400, 49969584), (420, 47590080), (445, 44916480), (448, 44615700), (450, 44417408), (480, 41641320), (504, 39658400), (525, 38072064), (534, 37430400), (557, 35884800), (560, 35692560), (576, 34701100), (600, 33313056), (623, 32083200), (630, 31726720), (640, 31230990), (672, 29743800), (700, 28554048), (712, 28072800), (720, 27760880), (768, 26025825), (800, 24984792), (801, 24953600), (840, 23795040), (890, 22458240), (896, 22307850), (900, 22208704), (960, 20820660), (1008, 19829200), (1050, 19036032), (1068, 18715200), (1114, 17942400), (1120, 17846280), (1152, 17350550), (1200, 16656528), (1246, 16041600), (1260, 15863360), (1280, 15615495), (1335, 14972160), (1344, 14871900), (1400, 14277024), (1424, 14036400), (1440, 13880440), (1575, 12690688), (1600, 12492396), (1602, 12476800), (1671, 11961600), (1680, 11897520), (1780, 11229120), (1792, 11153925), (1800, 11104352), (1869, 10694400), (1920, 10410330), (2016, 9914600), (2100, 9518016), (2136, 9357600), (2225, 8983296), (2228, 8971200), (2240, 8923140), (2304, 8675275), (2400, 8328264), (2492, 8020800), (2520, 7931680), (2670, 7486080), (2688, 7435950), (2785, 7176960), (2800, 7138512), (2848, 7018200), (2880, 6940220), (3115, 6416640), (3150, 6345344), (3200, 6246198), (3204, 6238400), (3342, 5980800), (3360, 5948760), (3560, 5614560), (3600, 5552176), (3738, 5347200), (3840, 5205165), (3899, 5126400), (4005, 4990720), (4032, 4957300), (4200, 4759008), (4272, 4678800), (4450, 4491648), (4456, 4485600), (4480, 4461570), (4800, 4164132), (4984, 4010400), (5013, 3987200), (5040, 3965840), (5340, 3743040), (5376, 3717975), (5570, 3588480), (5600, 3569256), (5607, 3564800), (5696, 3509100), (5760, 3470110), (6230, 3208320), (6300, 3172672), (6400, 3123099), (6408, 3119200), (6675, 2994432), (6684, 2990400), (6720, 2974380), (7120, 2807280), (7200, 2776088), (7476, 2673600), (7798, 2563200), (8010, 2495360), (8064, 2478650), (8355, 2392320), (8400, 2379504), (8544, 2339400), (8900, 2245824), (8912, 2242800), (8960, 2230785), (9345, 2138880), (9600, 2082066), (9968, 2005200), (10026, 1993600), (10080, 1982920), (10680, 1871520), (11140, 1794240), (11200, 1784628), (11214, 1782400), (11392, 1754550), (11520, 1735055), (11697, 1708800), (12460, 1604160), (12600, 1586336), (12816, 1559600), (13350, 1497216), (13368, 1495200), (13440, 1487190), (13925, 1435392), (14240, 1403640), (14400, 1388044), (14952, 1336800), (15575, 1283328), (15596, 1281600), (16020, 1247680), (16128, 1239325), (16710, 1196160), (16800, 1189752), (17088, 1169700), (17800, 1122912), (17824, 1121400), (18690, 1069440), (19200, 1041033), (19495, 1025280), (19936, 1002600), (20025, 998144), (20052, 996800), (20160, 991460), (21360, 935760), (22280, 897120), (22400, 892314), (22428, 891200), (22784, 877275), (23394, 854400), (24920, 802080), (25065, 797440), (25200, 793168), (25632, 779800), (26700, 748608), (26736, 747600), (26880, 743595), (27850, 717696), (28035, 712960), (28480, 701820), (28800, 694022), (29904, 668400), (31150, 641664), (31192, 640800), (32040, 623840), (33420, 598080), (33600, 594876), (34176, 584850), (35091, 569600), (35600, 561456), (35648, 560700), (37380, 534720), (38990, 512640), (39872, 501300), (40050, 499072), (40104, 498400), (40320, 495730), (41775, 478464), (42720, 467880), (44560, 448560), (44800, 446157), (44856, 445600), (46725, 427776), (46788, 427200), (49573, 403200), (49840, 401040), (50130, 398720), (50400, 396584), (51264, 389900), (53400, 374304), (53472, 373800), (55700, 358848), (56070, 356480), (56960, 350910), (57600, 347011), (58485, 341760), (59808, 334200), (62300, 320832), (62384, 320400), (64080, 311920), (66840, 299040), (67200, 297438), (68352, 292425), (70182, 284800), (71200, 280728), (71296, 280350), (74760, 267360), (77980, 256320), (79744, 250650), (80100, 249536), (80208, 249200), (80640, 247865), (83550, 239232), (85440, 233940), (89120, 224280), (89712, 222800), (93450, 213888), (93576, 213600), (97475, 205056), (99146, 201600), (99680, 200520), (100260, 199360), (100800, 198292), (102528, 194950), (106800, 187152), (106944, 186900), (111400, 179424), (112140, 178240), (113920, 175455), (116970, 170880), (119616, 167100), (124600, 160416), (124768, 160200), (125325, 159488), (128160, 155960), (133680, 149520), (134400, 148719), (140175, 142592), (140364, 142400)]