20143478880

素因数分解:

$2^5\times 3^2\times 5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{68909}}^1$

素因数の和:68966

約数の個数: 288

約数和(自身を含む): 81269697600

約数和(自身を除く): 61126218720

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 29, 30, 32, 35, 36, 40, 42, 45, 48, 56, 58, 60, 63, 70, 72, 80, 84, 87, 90, 96, 105, 112, 116, 120, 126, 140, 144, 145, 160, 168, 174, 180, 203, 210, 224, 232, 240, 252, 261, 280, 288, 290, 315, 336, 348, 360, 406, 420, 435, 464, 480, 504, 522, 560, 580, 609, 630, 672, 696, 720, 812, 840, 870, 928, 1008, 1015, 1044, 1120, 1160, 1218, 1260, 1305, 1392, 1440, 1624, 1680, 1740, 1827, 2016, 2030, 2088, 2320, 2436, 2520, 2610, 2784, 3045, 3248, 3360, 3480, 3654, 4060, 4176, 4640, 4872, 5040, 5220, 6090, 6496, 6960, 7308, 8120, 8352, 9135, 9744, 10080, 10440, 12180, 13920, 14616, 16240, 18270, 19488, 20880, 24360, 29232, 32480, 36540, 41760, 48720, 58464, 68909, 73080, 97440, 137818, 146160, 206727, 275636, 292320, 344545, 413454, 482363, 551272, 620181, 689090, 826908, 964726, 1033635, 1102544, 1240362, 1378180, 1447089, 1653816, 1929452, 1998361, 2067270, 2205088, 2411815, 2480724, 2756360, 2894178, 3100905, 3307632, 3858904, 3996722, 4134540, 4341267, 4823630, 4961448, 5512720, 5788356, 5995083, 6201810, 6615264, 7235445, 7717808, 7993444, 8269080, 8682534, 9647260, 9922896, 9991805, 11025440, 11576712, 11990166, 12403620, 13988527, 14470890, 15435616, 15986888, 16538160, 17365068, 17985249, 19294520, 19845792, 19983610, 21706335, 23153424, 23980332, 24807240, 27977054, 28941780, 29975415, 31973776, 33076320, 34730136, 35970498, 38589040, 39967220, 41965581, 43412670, 46306848, 47960664, 49614480, 55954108, 57883560, 59950830, 63947552, 69460272, 69942635, 71940996, 77178080, 79934440, 83931162, 86825340, 89926245, 95921328, 99228960, 111908216, 115767120, 119901660, 125896743, 138920544, 139885270, 143881992, 159868880, 167862324, 173650680, 179852490, 191842656, 209827905, 223816432, 231534240, 239803320, 251793486, 279770540, 287763984, 319737760, 335724648, 347301360, 359704980, 419655810, 447632864, 479606640, 503586972, 559541080, 575527968, 629483715, 671449296, 694602720, 719409960, 839311620, 959213280, 1007173944, 1119082160, 1258967430, 1342898592, 1438819920, 1678623240, 2014347888, 2238164320, 2517934860, 2877639840, 3357246480, 4028695776, 5035869720, 6714492960, 10071739440, 20143478880]

約数ペア:

[(1, 20143478880), (2, 10071739440), (3, 6714492960), (4, 5035869720), (5, 4028695776), (6, 3357246480), (7, 2877639840), (8, 2517934860), (9, 2238164320), (10, 2014347888), (12, 1678623240), (14, 1438819920), (15, 1342898592), (16, 1258967430), (18, 1119082160), (20, 1007173944), (21, 959213280), (24, 839311620), (28, 719409960), (29, 694602720), (30, 671449296), (32, 629483715), (35, 575527968), (36, 559541080), (40, 503586972), (42, 479606640), (45, 447632864), (48, 419655810), (56, 359704980), (58, 347301360), (60, 335724648), (63, 319737760), (70, 287763984), (72, 279770540), (80, 251793486), (84, 239803320), (87, 231534240), (90, 223816432), (96, 209827905), (105, 191842656), (112, 179852490), (116, 173650680), (120, 167862324), (126, 159868880), (140, 143881992), (144, 139885270), (145, 138920544), (160, 125896743), (168, 119901660), (174, 115767120), (180, 111908216), (203, 99228960), (210, 95921328), (224, 89926245), (232, 86825340), (240, 83931162), (252, 79934440), (261, 77178080), (280, 71940996), (288, 69942635), (290, 69460272), (315, 63947552), (336, 59950830), (348, 57883560), (360, 55954108), (406, 49614480), (420, 47960664), (435, 46306848), (464, 43412670), (480, 41965581), (504, 39967220), (522, 38589040), (560, 35970498), (580, 34730136), (609, 33076320), (630, 31973776), (672, 29975415), (696, 28941780), (720, 27977054), (812, 24807240), (840, 23980332), (870, 23153424), (928, 21706335), (1008, 19983610), (1015, 19845792), (1044, 19294520), (1120, 17985249), (1160, 17365068), (1218, 16538160), (1260, 15986888), (1305, 15435616), (1392, 14470890), (1440, 13988527), (1624, 12403620), (1680, 11990166), (1740, 11576712), (1827, 11025440), (2016, 9991805), (2030, 9922896), (2088, 9647260), (2320, 8682534), (2436, 8269080), (2520, 7993444), (2610, 7717808), (2784, 7235445), (3045, 6615264), (3248, 6201810), (3360, 5995083), (3480, 5788356), (3654, 5512720), (4060, 4961448), (4176, 4823630), (4640, 4341267), (4872, 4134540), (5040, 3996722), (5220, 3858904), (6090, 3307632), (6496, 3100905), (6960, 2894178), (7308, 2756360), (8120, 2480724), (8352, 2411815), (9135, 2205088), (9744, 2067270), (10080, 1998361), (10440, 1929452), (12180, 1653816), (13920, 1447089), (14616, 1378180), (16240, 1240362), (18270, 1102544), (19488, 1033635), (20880, 964726), (24360, 826908), (29232, 689090), (32480, 620181), (36540, 551272), (41760, 482363), (48720, 413454), (58464, 344545), (68909, 292320), (73080, 275636), (97440, 206727), (137818, 146160)]