19975727520

素因数分解:

$2^5\times 3^5\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3863}}^1$

素因数の和:3919

約数の個数: 576

約数和(自身を含む): 85064878080

約数和(自身を除く): 65089150560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 19, 20, 21, 24, 27, 28, 30, 32, 35, 36, 38, 40, 42, 45, 48, 54, 56, 57, 60, 63, 70, 72, 76, 80, 81, 84, 90, 95, 96, 105, 108, 112, 114, 120, 126, 133, 135, 140, 144, 152, 160, 162, 168, 171, 180, 189, 190, 210, 216, 224, 228, 240, 243, 252, 266, 270, 280, 285, 288, 304, 315, 324, 336, 342, 360, 378, 380, 399, 405, 420, 432, 456, 480, 486, 504, 513, 532, 540, 560, 567, 570, 608, 630, 648, 665, 672, 684, 720, 756, 760, 798, 810, 840, 855, 864, 912, 945, 972, 1008, 1026, 1064, 1080, 1120, 1134, 1140, 1197, 1215, 1260, 1296, 1330, 1368, 1440, 1512, 1520, 1539, 1596, 1620, 1680, 1701, 1710, 1824, 1890, 1944, 1995, 2016, 2052, 2128, 2160, 2268, 2280, 2394, 2430, 2520, 2565, 2592, 2660, 2736, 2835, 3024, 3040, 3078, 3192, 3240, 3360, 3402, 3420, 3591, 3780, 3863, 3888, 3990, 4104, 4256, 4320, 4536, 4560, 4617, 4788, 4860, 5040, 5130, 5320, 5472, 5670, 5985, 6048, 6156, 6384, 6480, 6804, 6840, 7182, 7560, 7695, 7726, 7776, 7980, 8208, 8505, 9072, 9120, 9234, 9576, 9720, 10080, 10260, 10640, 10773, 11340, 11589, 11970, 12312, 12768, 12960, 13608, 13680, 14364, 15120, 15390, 15452, 15960, 16416, 17010, 17955, 18144, 18468, 19152, 19315, 19440, 20520, 21280, 21546, 22680, 23085, 23178, 23940, 24624, 27041, 27216, 27360, 28728, 30240, 30780, 30904, 31920, 32319, 34020, 34767, 35910, 36936, 38304, 38630, 38880, 41040, 43092, 45360, 46170, 46356, 47880, 49248, 53865, 54082, 54432, 57456, 57945, 61560, 61808, 63840, 64638, 68040, 69534, 71820, 73397, 73872, 77260, 81123, 82080, 86184, 90720, 92340, 92712, 95760, 104301, 107730, 108164, 114912, 115890, 123120, 123616, 129276, 135205, 136080, 139068, 143640, 146794, 147744, 154520, 161595, 162246, 172368, 173835, 184680, 185424, 191520, 208602, 215460, 216328, 220191, 231780, 243369, 246240, 258552, 270410, 272160, 278136, 287280, 293588, 309040, 312903, 323190, 324492, 344736, 347670, 366985, 369360, 370848, 405615, 417204, 430920, 432656, 440382, 463560, 486738, 513779, 517104, 521505, 540820, 556272, 574560, 587176, 618080, 625806, 646380, 648984, 660573, 695340, 730107, 733970, 738720, 811230, 834408, 861840, 865312, 880764, 927120, 938709, 973476, 1027558, 1034208, 1043010, 1081640, 1100955, 1112544, 1174352, 1216845, 1251612, 1292760, 1297968, 1321146, 1390680, 1460214, 1467940, 1541337, 1564515, 1622460, 1668816, 1723680, 1761528, 1854240, 1877418, 1946952, 1981719, 2055116, 2086020, 2163280, 2190321, 2201910, 2348704, 2433690, 2503224, 2568895, 2585520, 2595936, 2642292, 2781360, 2920428, 2935880, 3082674, 3129030, 3244920, 3302865, 3337632, 3523056, 3650535, 3754836, 3893904, 3963438, 4110232, 4172040, 4326560, 4380642, 4403820, 4624011, 4693545, 4867380, 5006448, 5137790, 5171040, 5284584, 5562720, 5840856, 5871760, 5945157, 6165348, 6258060, 6489840, 6570963, 6605730, 7046112, 7301070, 7509672, 7706685, 7787808, 7926876, 8220464, 8344080, 8761284, 8807640, 9248022, 9387090, 9734760, 9908595, 10012896, 10275580, 10569168, 10951605, 11681712, 11743520, 11890314, 12330696, 12516120, 12979680, 13141926, 13211460, 13872033, 14602140, 15019344, 15413370, 15853752, 16440928, 16688160, 17522568, 17615280, 17835471, 18496044, 18774180, 19469520, 19817190, 20551160, 21138336, 21903210, 23120055, 23363424, 23780628, 24661392, 25032240, 26283852, 26422920, 27744066, 29204280, 29725785, 30038688, 30826740, 31707504, 32854815, 35045136, 35230560, 35670942, 36992088, 37548360, 38939040, 39634380, 41102320, 41616099, 43806420, 46240110, 47561256, 49322784, 50064480, 52567704, 52845840, 55488132, 58408560, 59451570, 61653480, 63415008, 65709630, 69360165, 70090272, 71341884, 73984176, 75096720, 79268760, 82204640, 83232198, 87612840, 89177355, 92480220, 95122512, 105135408, 105691680, 110976264, 116817120, 118903140, 123306960, 124848297, 131419260, 138720330, 142683768, 147968352, 150193440, 158537520, 166464396, 175225680, 178354710, 184960440, 190245024, 208080495, 210270816, 221952528, 237806280, 246613920, 249696594, 262838520, 277440660, 285367536, 317075040, 332928792, 350451360, 356709420, 369920880, 416160990, 443905056, 475612560, 499393188, 525677040, 554881320, 570735072, 624241485, 665857584, 713418840, 739841760, 832321980, 951225120, 998786376, 1051354080, 1109762640, 1248482970, 1331715168, 1426837680, 1664643960, 1997572752, 2219525280, 2496965940, 2853675360, 3329287920, 3995145504, 4993931880, 6658575840, 9987863760, 19975727520]

約数ペア:

[(1, 19975727520), (2, 9987863760), (3, 6658575840), (4, 4993931880), (5, 3995145504), (6, 3329287920), (7, 2853675360), (8, 2496965940), (9, 2219525280), (10, 1997572752), (12, 1664643960), (14, 1426837680), (15, 1331715168), (16, 1248482970), (18, 1109762640), (19, 1051354080), (20, 998786376), (21, 951225120), (24, 832321980), (27, 739841760), (28, 713418840), (30, 665857584), (32, 624241485), (35, 570735072), (36, 554881320), (38, 525677040), (40, 499393188), (42, 475612560), (45, 443905056), (48, 416160990), (54, 369920880), (56, 356709420), (57, 350451360), (60, 332928792), (63, 317075040), (70, 285367536), (72, 277440660), (76, 262838520), (80, 249696594), (81, 246613920), (84, 237806280), (90, 221952528), (95, 210270816), (96, 208080495), (105, 190245024), (108, 184960440), (112, 178354710), (114, 175225680), (120, 166464396), (126, 158537520), (133, 150193440), (135, 147968352), (140, 142683768), (144, 138720330), (152, 131419260), (160, 124848297), (162, 123306960), (168, 118903140), (171, 116817120), (180, 110976264), (189, 105691680), (190, 105135408), (210, 95122512), (216, 92480220), (224, 89177355), (228, 87612840), (240, 83232198), (243, 82204640), (252, 79268760), (266, 75096720), (270, 73984176), (280, 71341884), (285, 70090272), (288, 69360165), (304, 65709630), (315, 63415008), (324, 61653480), (336, 59451570), (342, 58408560), (360, 55488132), (378, 52845840), (380, 52567704), (399, 50064480), (405, 49322784), (420, 47561256), (432, 46240110), (456, 43806420), (480, 41616099), (486, 41102320), (504, 39634380), (513, 38939040), (532, 37548360), (540, 36992088), (560, 35670942), (567, 35230560), (570, 35045136), (608, 32854815), (630, 31707504), (648, 30826740), (665, 30038688), (672, 29725785), (684, 29204280), (720, 27744066), (756, 26422920), (760, 26283852), (798, 25032240), (810, 24661392), (840, 23780628), (855, 23363424), (864, 23120055), (912, 21903210), (945, 21138336), (972, 20551160), (1008, 19817190), (1026, 19469520), (1064, 18774180), (1080, 18496044), (1120, 17835471), (1134, 17615280), (1140, 17522568), (1197, 16688160), (1215, 16440928), (1260, 15853752), (1296, 15413370), (1330, 15019344), (1368, 14602140), (1440, 13872033), (1512, 13211460), (1520, 13141926), (1539, 12979680), (1596, 12516120), (1620, 12330696), (1680, 11890314), (1701, 11743520), (1710, 11681712), (1824, 10951605), (1890, 10569168), (1944, 10275580), (1995, 10012896), (2016, 9908595), (2052, 9734760), (2128, 9387090), (2160, 9248022), (2268, 8807640), (2280, 8761284), (2394, 8344080), (2430, 8220464), (2520, 7926876), (2565, 7787808), (2592, 7706685), (2660, 7509672), (2736, 7301070), (2835, 7046112), (3024, 6605730), (3040, 6570963), (3078, 6489840), (3192, 6258060), (3240, 6165348), (3360, 5945157), (3402, 5871760), (3420, 5840856), (3591, 5562720), (3780, 5284584), (3863, 5171040), (3888, 5137790), (3990, 5006448), (4104, 4867380), (4256, 4693545), (4320, 4624011), (4536, 4403820), (4560, 4380642), (4617, 4326560), (4788, 4172040), (4860, 4110232), (5040, 3963438), (5130, 3893904), (5320, 3754836), (5472, 3650535), (5670, 3523056), (5985, 3337632), (6048, 3302865), (6156, 3244920), (6384, 3129030), (6480, 3082674), (6804, 2935880), (6840, 2920428), (7182, 2781360), (7560, 2642292), (7695, 2595936), (7726, 2585520), (7776, 2568895), (7980, 2503224), (8208, 2433690), (8505, 2348704), (9072, 2201910), (9120, 2190321), (9234, 2163280), (9576, 2086020), (9720, 2055116), (10080, 1981719), (10260, 1946952), (10640, 1877418), (10773, 1854240), (11340, 1761528), (11589, 1723680), (11970, 1668816), (12312, 1622460), (12768, 1564515), (12960, 1541337), (13608, 1467940), (13680, 1460214), (14364, 1390680), (15120, 1321146), (15390, 1297968), (15452, 1292760), (15960, 1251612), (16416, 1216845), (17010, 1174352), (17955, 1112544), (18144, 1100955), (18468, 1081640), (19152, 1043010), (19315, 1034208), (19440, 1027558), (20520, 973476), (21280, 938709), (21546, 927120), (22680, 880764), (23085, 865312), (23178, 861840), (23940, 834408), (24624, 811230), (27041, 738720), (27216, 733970), (27360, 730107), (28728, 695340), (30240, 660573), (30780, 648984), (30904, 646380), (31920, 625806), (32319, 618080), (34020, 587176), (34767, 574560), (35910, 556272), (36936, 540820), (38304, 521505), (38630, 517104), (38880, 513779), (41040, 486738), (43092, 463560), (45360, 440382), (46170, 432656), (46356, 430920), (47880, 417204), (49248, 405615), (53865, 370848), (54082, 369360), (54432, 366985), (57456, 347670), (57945, 344736), (61560, 324492), (61808, 323190), (63840, 312903), (64638, 309040), (68040, 293588), (69534, 287280), (71820, 278136), (73397, 272160), (73872, 270410), (77260, 258552), (81123, 246240), (82080, 243369), (86184, 231780), (90720, 220191), (92340, 216328), (92712, 215460), (95760, 208602), (104301, 191520), (107730, 185424), (108164, 184680), (114912, 173835), (115890, 172368), (123120, 162246), (123616, 161595), (129276, 154520), (135205, 147744), (136080, 146794), (139068, 143640)]