51123687440

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{127}}^1\times {\mathrm{997}}^1$

素因数の和:1254

約数の個数: 240

約数和(自身を含む): 140851556352

約数和(自身を除く): 89727868912

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 49, 56, 70, 80, 98, 103, 112, 127, 140, 196, 206, 245, 254, 280, 392, 412, 490, 508, 515, 560, 635, 721, 784, 824, 889, 980, 997, 1016, 1030, 1270, 1442, 1648, 1778, 1960, 1994, 2032, 2060, 2540, 2884, 3556, 3605, 3920, 3988, 4120, 4445, 4985, 5047, 5080, 5768, 6223, 6979, 7112, 7210, 7976, 8240, 8890, 9970, 10094, 10160, 11536, 12446, 13081, 13958, 14224, 14420, 15952, 17780, 19940, 20188, 24892, 25235, 26162, 27916, 28840, 31115, 34895, 35560, 39880, 40376, 48853, 49784, 50470, 52324, 55832, 57680, 62230, 65405, 69790, 71120, 79760, 80752, 91567, 97706, 99568, 100940, 102691, 104648, 111664, 124460, 126619, 130810, 139580, 183134, 195412, 201880, 205382, 209296, 244265, 248920, 253238, 261620, 279160, 366268, 390824, 403760, 410764, 457835, 488530, 497840, 506476, 513455, 523240, 558320, 633095, 640969, 718837, 732536, 781648, 821528, 886333, 915670, 977060, 1012952, 1026910, 1046480, 1266190, 1281938, 1437674, 1465072, 1643056, 1772666, 1831340, 1954120, 2025904, 2053820, 2532380, 2563876, 2875348, 3204845, 3545332, 3594185, 3662680, 3908240, 4107640, 4431665, 5031859, 5064760, 5127752, 5750696, 6204331, 6409690, 7090664, 7188370, 7325360, 8215280, 8863330, 10063718, 10129520, 10255504, 11501392, 12408662, 12819380, 13041757, 14181328, 14376740, 17726660, 20127436, 24817324, 25159295, 25638760, 26083514, 28753480, 31021655, 35453320, 40254872, 49634648, 50318590, 51277520, 52167028, 57506960, 62043310, 65208785, 70906640, 80509744, 91292299, 99269296, 100637180, 104334056, 124086620, 130417570, 182584598, 201274360, 208668112, 248173240, 260835140, 365169196, 402548720, 456461495, 496346480, 521670280, 639046093, 730338392, 912922990, 1043340560, 1278092186, 1460676784, 1825845980, 2556184372, 3195230465, 3651691960, 5112368744, 6390460930, 7303383920, 10224737488, 12780921860, 25561843720, 51123687440]

約数ペア:

[(1, 51123687440), (2, 25561843720), (4, 12780921860), (5, 10224737488), (7, 7303383920), (8, 6390460930), (10, 5112368744), (14, 3651691960), (16, 3195230465), (20, 2556184372), (28, 1825845980), (35, 1460676784), (40, 1278092186), (49, 1043340560), (56, 912922990), (70, 730338392), (80, 639046093), (98, 521670280), (103, 496346480), (112, 456461495), (127, 402548720), (140, 365169196), (196, 260835140), (206, 248173240), (245, 208668112), (254, 201274360), (280, 182584598), (392, 130417570), (412, 124086620), (490, 104334056), (508, 100637180), (515, 99269296), (560, 91292299), (635, 80509744), (721, 70906640), (784, 65208785), (824, 62043310), (889, 57506960), (980, 52167028), (997, 51277520), (1016, 50318590), (1030, 49634648), (1270, 40254872), (1442, 35453320), (1648, 31021655), (1778, 28753480), (1960, 26083514), (1994, 25638760), (2032, 25159295), (2060, 24817324), (2540, 20127436), (2884, 17726660), (3556, 14376740), (3605, 14181328), (3920, 13041757), (3988, 12819380), (4120, 12408662), (4445, 11501392), (4985, 10255504), (5047, 10129520), (5080, 10063718), (5768, 8863330), (6223, 8215280), (6979, 7325360), (7112, 7188370), (7210, 7090664), (7976, 6409690), (8240, 6204331), (8890, 5750696), (9970, 5127752), (10094, 5064760), (10160, 5031859), (11536, 4431665), (12446, 4107640), (13081, 3908240), (13958, 3662680), (14224, 3594185), (14420, 3545332), (15952, 3204845), (17780, 2875348), (19940, 2563876), (20188, 2532380), (24892, 2053820), (25235, 2025904), (26162, 1954120), (27916, 1831340), (28840, 1772666), (31115, 1643056), (34895, 1465072), (35560, 1437674), (39880, 1281938), (40376, 1266190), (48853, 1046480), (49784, 1026910), (50470, 1012952), (52324, 977060), (55832, 915670), (57680, 886333), (62230, 821528), (65405, 781648), (69790, 732536), (71120, 718837), (79760, 640969), (80752, 633095), (91567, 558320), (97706, 523240), (99568, 513455), (100940, 506476), (102691, 497840), (104648, 488530), (111664, 457835), (124460, 410764), (126619, 403760), (130810, 390824), (139580, 366268), (183134, 279160), (195412, 261620), (201880, 253238), (205382, 248920), (209296, 244265)]