20041420320

素因数分解:

$2^5\times 3^2\times 5^1\times {\mathrm{139}}^1\times {\mathrm{223}}^1\times {\mathrm{449}}^1$

素因数の和:832

約数の個数: 288

約数和(自身を含む): 69346368000

約数和(自身を除く): 49304947680

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 72, 80, 90, 96, 120, 139, 144, 160, 180, 223, 240, 278, 288, 360, 417, 446, 449, 480, 556, 669, 695, 720, 834, 892, 898, 1112, 1115, 1251, 1338, 1347, 1390, 1440, 1668, 1784, 1796, 2007, 2085, 2224, 2230, 2245, 2502, 2676, 2694, 2780, 3336, 3345, 3568, 3592, 4014, 4041, 4170, 4448, 4460, 4490, 5004, 5352, 5388, 5560, 6255, 6672, 6690, 6735, 7136, 7184, 8028, 8082, 8340, 8920, 8980, 10008, 10035, 10704, 10776, 11120, 12510, 13344, 13380, 13470, 14368, 16056, 16164, 16680, 17840, 17960, 20016, 20070, 20205, 21408, 21552, 22240, 25020, 26760, 26940, 30997, 32112, 32328, 33360, 35680, 35920, 40032, 40140, 40410, 43104, 50040, 53520, 53880, 61994, 62411, 64224, 64656, 66720, 71840, 80280, 80820, 92991, 100080, 100127, 107040, 107760, 123988, 124822, 129312, 154985, 160560, 161640, 185982, 187233, 200160, 200254, 215520, 247976, 249644, 278973, 300381, 309970, 312055, 321120, 323280, 371964, 374466, 400508, 464955, 495952, 499288, 500635, 557946, 561699, 600762, 619940, 624110, 646560, 743928, 748932, 801016, 901143, 929910, 936165, 991904, 998576, 1001270, 1115892, 1123398, 1201524, 1239880, 1248220, 1394865, 1487856, 1497864, 1501905, 1602032, 1802286, 1859820, 1872330, 1997152, 2002540, 2231784, 2246796, 2403048, 2479760, 2496440, 2789730, 2808495, 2975712, 2995728, 3003810, 3204064, 3604572, 3719640, 3744660, 4005080, 4463568, 4493592, 4505715, 4806096, 4959520, 4992880, 5579460, 5616990, 5991456, 6007620, 7209144, 7439280, 7489320, 8010160, 8927136, 8987184, 9011430, 9612192, 9985760, 11158920, 11233980, 12015240, 13917653, 14418288, 14878560, 14978640, 16020320, 17974368, 18022860, 22317840, 22467960, 24030480, 27835306, 28836576, 29957280, 36045720, 41752959, 44635680, 44935920, 48060960, 55670612, 69588265, 72091440, 83505918, 89871840, 111341224, 125258877, 139176530, 144182880, 167011836, 208764795, 222682448, 250517754, 278353060, 334023672, 417529590, 445364896, 501035508, 556706120, 626294385, 668047344, 835059180, 1002071016, 1113412240, 1252588770, 1336094688, 1670118360, 2004142032, 2226824480, 2505177540, 3340236720, 4008284064, 5010355080, 6680473440, 10020710160, 20041420320]

約数ペア:

[(1, 20041420320), (2, 10020710160), (3, 6680473440), (4, 5010355080), (5, 4008284064), (6, 3340236720), (8, 2505177540), (9, 2226824480), (10, 2004142032), (12, 1670118360), (15, 1336094688), (16, 1252588770), (18, 1113412240), (20, 1002071016), (24, 835059180), (30, 668047344), (32, 626294385), (36, 556706120), (40, 501035508), (45, 445364896), (48, 417529590), (60, 334023672), (72, 278353060), (80, 250517754), (90, 222682448), (96, 208764795), (120, 167011836), (139, 144182880), (144, 139176530), (160, 125258877), (180, 111341224), (223, 89871840), (240, 83505918), (278, 72091440), (288, 69588265), (360, 55670612), (417, 48060960), (446, 44935920), (449, 44635680), (480, 41752959), (556, 36045720), (669, 29957280), (695, 28836576), (720, 27835306), (834, 24030480), (892, 22467960), (898, 22317840), (1112, 18022860), (1115, 17974368), (1251, 16020320), (1338, 14978640), (1347, 14878560), (1390, 14418288), (1440, 13917653), (1668, 12015240), (1784, 11233980), (1796, 11158920), (2007, 9985760), (2085, 9612192), (2224, 9011430), (2230, 8987184), (2245, 8927136), (2502, 8010160), (2676, 7489320), (2694, 7439280), (2780, 7209144), (3336, 6007620), (3345, 5991456), (3568, 5616990), (3592, 5579460), (4014, 4992880), (4041, 4959520), (4170, 4806096), (4448, 4505715), (4460, 4493592), (4490, 4463568), (5004, 4005080), (5352, 3744660), (5388, 3719640), (5560, 3604572), (6255, 3204064), (6672, 3003810), (6690, 2995728), (6735, 2975712), (7136, 2808495), (7184, 2789730), (8028, 2496440), (8082, 2479760), (8340, 2403048), (8920, 2246796), (8980, 2231784), (10008, 2002540), (10035, 1997152), (10704, 1872330), (10776, 1859820), (11120, 1802286), (12510, 1602032), (13344, 1501905), (13380, 1497864), (13470, 1487856), (14368, 1394865), (16056, 1248220), (16164, 1239880), (16680, 1201524), (17840, 1123398), (17960, 1115892), (20016, 1001270), (20070, 998576), (20205, 991904), (21408, 936165), (21552, 929910), (22240, 901143), (25020, 801016), (26760, 748932), (26940, 743928), (30997, 646560), (32112, 624110), (32328, 619940), (33360, 600762), (35680, 561699), (35920, 557946), (40032, 500635), (40140, 499288), (40410, 495952), (43104, 464955), (50040, 400508), (53520, 374466), (53880, 371964), (61994, 323280), (62411, 321120), (64224, 312055), (64656, 309970), (66720, 300381), (71840, 278973), (80280, 249644), (80820, 247976), (92991, 215520), (100080, 200254), (100127, 200160), (107040, 187233), (107760, 185982), (123988, 161640), (124822, 160560), (129312, 154985)]