19755888120

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1\times {\mathrm{653}}^1$

素因数の和:1039

約数の個数: 256

約数和(自身を含む): 66817872000

約数和(自身を除く): 47061983880

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 109, 120, 135, 180, 216, 218, 257, 270, 327, 360, 436, 514, 540, 545, 653, 654, 771, 872, 981, 1028, 1080, 1090, 1285, 1306, 1308, 1542, 1635, 1959, 1962, 2056, 2180, 2313, 2570, 2612, 2616, 2943, 3084, 3265, 3270, 3855, 3918, 3924, 4360, 4626, 4905, 5140, 5224, 5877, 5886, 6168, 6530, 6540, 6939, 7710, 7836, 7848, 9252, 9795, 9810, 10280, 11565, 11754, 11772, 13060, 13080, 13878, 14715, 15420, 15672, 17631, 18504, 19590, 19620, 23130, 23508, 23544, 26120, 27756, 28013, 29385, 29430, 30840, 34695, 35262, 39180, 39240, 46260, 47016, 55512, 56026, 58770, 58860, 69390, 70524, 71177, 78360, 84039, 88155, 92520, 112052, 117540, 117720, 138780, 140065, 141048, 142354, 167821, 168078, 176310, 213531, 224104, 235080, 252117, 277560, 280130, 284708, 335642, 336156, 352620, 355885, 420195, 427062, 503463, 504234, 560260, 569416, 640593, 671284, 672312, 705240, 711770, 756351, 839105, 840390, 854124, 1006926, 1008468, 1067655, 1120520, 1260585, 1281186, 1342568, 1423540, 1510389, 1512702, 1678210, 1680780, 1708248, 1921779, 2013852, 2016936, 2135310, 2517315, 2521170, 2562372, 2847080, 3020778, 3025404, 3202965, 3356420, 3361560, 3781755, 3843558, 4027704, 4270620, 4531167, 5034630, 5042340, 5124744, 6041556, 6050808, 6405930, 6712840, 7551945, 7563510, 7687116, 8541240, 9062334, 9608895, 10069260, 10084680, 12083112, 12811860, 15103890, 15127020, 15374232, 18124668, 18292489, 19217790, 20138520, 22655835, 25623720, 30207780, 30254040, 36249336, 36584978, 38435580, 45311670, 54877467, 60415560, 73169956, 76871160, 90623340, 91462445, 109754934, 146339912, 164632401, 181246680, 182924890, 219509868, 274387335, 329264802, 365849780, 439019736, 493897203, 548774670, 658529604, 731699560, 823162005, 987794406, 1097549340, 1317059208, 1646324010, 1975588812, 2195098680, 2469486015, 3292648020, 3951177624, 4938972030, 6585296040, 9877944060, 19755888120]

約数ペア:

[(1, 19755888120), (2, 9877944060), (3, 6585296040), (4, 4938972030), (5, 3951177624), (6, 3292648020), (8, 2469486015), (9, 2195098680), (10, 1975588812), (12, 1646324010), (15, 1317059208), (18, 1097549340), (20, 987794406), (24, 823162005), (27, 731699560), (30, 658529604), (36, 548774670), (40, 493897203), (45, 439019736), (54, 365849780), (60, 329264802), (72, 274387335), (90, 219509868), (108, 182924890), (109, 181246680), (120, 164632401), (135, 146339912), (180, 109754934), (216, 91462445), (218, 90623340), (257, 76871160), (270, 73169956), (327, 60415560), (360, 54877467), (436, 45311670), (514, 38435580), (540, 36584978), (545, 36249336), (653, 30254040), (654, 30207780), (771, 25623720), (872, 22655835), (981, 20138520), (1028, 19217790), (1080, 18292489), (1090, 18124668), (1285, 15374232), (1306, 15127020), (1308, 15103890), (1542, 12811860), (1635, 12083112), (1959, 10084680), (1962, 10069260), (2056, 9608895), (2180, 9062334), (2313, 8541240), (2570, 7687116), (2612, 7563510), (2616, 7551945), (2943, 6712840), (3084, 6405930), (3265, 6050808), (3270, 6041556), (3855, 5124744), (3918, 5042340), (3924, 5034630), (4360, 4531167), (4626, 4270620), (4905, 4027704), (5140, 3843558), (5224, 3781755), (5877, 3361560), (5886, 3356420), (6168, 3202965), (6530, 3025404), (6540, 3020778), (6939, 2847080), (7710, 2562372), (7836, 2521170), (7848, 2517315), (9252, 2135310), (9795, 2016936), (9810, 2013852), (10280, 1921779), (11565, 1708248), (11754, 1680780), (11772, 1678210), (13060, 1512702), (13080, 1510389), (13878, 1423540), (14715, 1342568), (15420, 1281186), (15672, 1260585), (17631, 1120520), (18504, 1067655), (19590, 1008468), (19620, 1006926), (23130, 854124), (23508, 840390), (23544, 839105), (26120, 756351), (27756, 711770), (28013, 705240), (29385, 672312), (29430, 671284), (30840, 640593), (34695, 569416), (35262, 560260), (39180, 504234), (39240, 503463), (46260, 427062), (47016, 420195), (55512, 355885), (56026, 352620), (58770, 336156), (58860, 335642), (69390, 284708), (70524, 280130), (71177, 277560), (78360, 252117), (84039, 235080), (88155, 224104), (92520, 213531), (112052, 176310), (117540, 168078), (117720, 167821), (138780, 142354), (140065, 141048)]