726720120

素因数分解:

$2^3\times 3^3\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{991}}^1$

素因数の和:1115

約数の個数: 256

約数和(自身を含む): 2799820800

約数和(自身を除く): 2073100680

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 18, 20, 21, 24, 27, 28, 30, 35, 36, 40, 42, 45, 54, 56, 60, 63, 70, 72, 84, 90, 97, 105, 108, 120, 126, 135, 140, 168, 180, 189, 194, 210, 216, 252, 270, 280, 291, 315, 360, 378, 388, 420, 485, 504, 540, 582, 630, 679, 756, 776, 840, 873, 945, 970, 991, 1080, 1164, 1260, 1358, 1455, 1512, 1746, 1890, 1940, 1982, 2037, 2328, 2520, 2619, 2716, 2910, 2973, 3395, 3492, 3780, 3880, 3964, 4074, 4365, 4955, 5238, 5432, 5820, 5946, 6111, 6790, 6937, 6984, 7560, 7928, 8148, 8730, 8919, 9910, 10185, 10476, 11640, 11892, 12222, 13095, 13580, 13874, 14865, 16296, 17460, 17838, 18333, 19820, 20370, 20811, 20952, 23784, 24444, 26190, 26757, 27160, 27748, 29730, 30555, 34685, 34920, 35676, 36666, 39640, 40740, 41622, 44595, 48888, 52380, 53514, 55496, 59460, 61110, 62433, 69370, 71352, 73332, 81480, 83244, 89190, 91665, 96127, 104055, 104760, 107028, 118920, 122220, 124866, 133785, 138740, 146664, 166488, 178380, 183330, 187299, 192254, 208110, 214056, 244440, 249732, 267570, 277480, 288381, 312165, 356760, 366660, 374598, 384508, 416220, 480635, 499464, 535140, 576762, 624330, 672889, 733320, 749196, 769016, 832440, 865143, 936495, 961270, 1070280, 1153524, 1248660, 1345778, 1441905, 1498392, 1730286, 1872990, 1922540, 2018667, 2307048, 2497320, 2595429, 2691556, 2883810, 3364445, 3460572, 3745980, 3845080, 4037334, 4325715, 5190858, 5383112, 5767620, 6056001, 6728890, 6921144, 7491960, 8074668, 8651430, 10093335, 10381716, 11535240, 12112002, 12977145, 13457780, 16149336, 17302860, 18168003, 20186670, 20763432, 24224004, 25954290, 26915560, 30280005, 34605720, 36336006, 40373340, 48448008, 51908580, 60560010, 72672012, 80746680, 90840015, 103817160, 121120020, 145344024, 181680030, 242240040, 363360060, 726720120]

約数ペア:

[(1, 726720120), (2, 363360060), (3, 242240040), (4, 181680030), (5, 145344024), (6, 121120020), (7, 103817160), (8, 90840015), (9, 80746680), (10, 72672012), (12, 60560010), (14, 51908580), (15, 48448008), (18, 40373340), (20, 36336006), (21, 34605720), (24, 30280005), (27, 26915560), (28, 25954290), (30, 24224004), (35, 20763432), (36, 20186670), (40, 18168003), (42, 17302860), (45, 16149336), (54, 13457780), (56, 12977145), (60, 12112002), (63, 11535240), (70, 10381716), (72, 10093335), (84, 8651430), (90, 8074668), (97, 7491960), (105, 6921144), (108, 6728890), (120, 6056001), (126, 5767620), (135, 5383112), (140, 5190858), (168, 4325715), (180, 4037334), (189, 3845080), (194, 3745980), (210, 3460572), (216, 3364445), (252, 2883810), (270, 2691556), (280, 2595429), (291, 2497320), (315, 2307048), (360, 2018667), (378, 1922540), (388, 1872990), (420, 1730286), (485, 1498392), (504, 1441905), (540, 1345778), (582, 1248660), (630, 1153524), (679, 1070280), (756, 961270), (776, 936495), (840, 865143), (873, 832440), (945, 769016), (970, 749196), (991, 733320), (1080, 672889), (1164, 624330), (1260, 576762), (1358, 535140), (1455, 499464), (1512, 480635), (1746, 416220), (1890, 384508), (1940, 374598), (1982, 366660), (2037, 356760), (2328, 312165), (2520, 288381), (2619, 277480), (2716, 267570), (2910, 249732), (2973, 244440), (3395, 214056), (3492, 208110), (3780, 192254), (3880, 187299), (3964, 183330), (4074, 178380), (4365, 166488), (4955, 146664), (5238, 138740), (5432, 133785), (5820, 124866), (5946, 122220), (6111, 118920), (6790, 107028), (6937, 104760), (6984, 104055), (7560, 96127), (7928, 91665), (8148, 89190), (8730, 83244), (8919, 81480), (9910, 73332), (10185, 71352), (10476, 69370), (11640, 62433), (11892, 61110), (12222, 59460), (13095, 55496), (13580, 53514), (13874, 52380), (14865, 48888), (16296, 44595), (17460, 41622), (17838, 40740), (18333, 39640), (19820, 36666), (20370, 35676), (20811, 34920), (20952, 34685), (23784, 30555), (24444, 29730), (26190, 27748), (26757, 27160)]