515531520

素因数分解:

$2^8\times 3^3\times 5^1\times 7^1\times {\mathrm{2131}}^1$

素因数の和:2168

約数の個数: 288

約数和(自身を含む): 2091747840

約数和(自身を除く): 1576216320

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 48, 54, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 108, 112, 120, 126, 128, 135, 140, 144, 160, 168, 180, 189, 192, 210, 216, 224, 240, 252, 256, 270, 280, 288, 315, 320, 336, 360, 378, 384, 420, 432, 448, 480, 504, 540, 560, 576, 630, 640, 672, 720, 756, 768, 840, 864, 896, 945, 960, 1008, 1080, 1120, 1152, 1260, 1280, 1344, 1440, 1512, 1680, 1728, 1792, 1890, 1920, 2016, 2131, 2160, 2240, 2304, 2520, 2688, 2880, 3024, 3360, 3456, 3780, 3840, 4032, 4262, 4320, 4480, 5040, 5376, 5760, 6048, 6393, 6720, 6912, 7560, 8064, 8524, 8640, 8960, 10080, 10655, 11520, 12096, 12786, 13440, 14917, 15120, 16128, 17048, 17280, 19179, 20160, 21310, 24192, 25572, 26880, 29834, 30240, 31965, 34096, 34560, 38358, 40320, 42620, 44751, 48384, 51144, 57537, 59668, 60480, 63930, 68192, 74585, 76716, 80640, 85240, 89502, 95895, 102288, 115074, 119336, 120960, 127860, 134253, 136384, 149170, 153432, 170480, 179004, 191790, 204576, 223755, 230148, 238672, 241920, 255720, 268506, 272768, 287685, 298340, 306864, 340960, 358008, 383580, 402759, 409152, 447510, 460296, 477344, 511440, 537012, 545536, 575370, 596680, 613728, 671265, 681920, 716016, 767160, 805518, 818304, 895020, 920592, 954688, 1022880, 1074024, 1150740, 1193360, 1227456, 1342530, 1363840, 1432032, 1534320, 1611036, 1636608, 1790040, 1841184, 1909376, 2013795, 2045760, 2148048, 2301480, 2386720, 2454912, 2685060, 2727680, 2864064, 3068640, 3222072, 3580080, 3682368, 3818752, 4027590, 4091520, 4296096, 4602960, 4773440, 4909824, 5370120, 5728128, 6137280, 6444144, 7160160, 7364736, 8055180, 8183040, 8592192, 9205920, 9546880, 10740240, 11456256, 12274560, 12888288, 14320320, 14729472, 16110360, 17184384, 18411840, 19093760, 21480480, 24549120, 25776576, 28640640, 32220720, 34368768, 36823680, 42960960, 51553152, 57281280, 64441440, 73647360, 85921920, 103106304, 128882880, 171843840, 257765760, 515531520]

約数ペア:

[(1, 515531520), (2, 257765760), (3, 171843840), (4, 128882880), (5, 103106304), (6, 85921920), (7, 73647360), (8, 64441440), (9, 57281280), (10, 51553152), (12, 42960960), (14, 36823680), (15, 34368768), (16, 32220720), (18, 28640640), (20, 25776576), (21, 24549120), (24, 21480480), (27, 19093760), (28, 18411840), (30, 17184384), (32, 16110360), (35, 14729472), (36, 14320320), (40, 12888288), (42, 12274560), (45, 11456256), (48, 10740240), (54, 9546880), (56, 9205920), (60, 8592192), (63, 8183040), (64, 8055180), (70, 7364736), (72, 7160160), (80, 6444144), (84, 6137280), (90, 5728128), (96, 5370120), (105, 4909824), (108, 4773440), (112, 4602960), (120, 4296096), (126, 4091520), (128, 4027590), (135, 3818752), (140, 3682368), (144, 3580080), (160, 3222072), (168, 3068640), (180, 2864064), (189, 2727680), (192, 2685060), (210, 2454912), (216, 2386720), (224, 2301480), (240, 2148048), (252, 2045760), (256, 2013795), (270, 1909376), (280, 1841184), (288, 1790040), (315, 1636608), (320, 1611036), (336, 1534320), (360, 1432032), (378, 1363840), (384, 1342530), (420, 1227456), (432, 1193360), (448, 1150740), (480, 1074024), (504, 1022880), (540, 954688), (560, 920592), (576, 895020), (630, 818304), (640, 805518), (672, 767160), (720, 716016), (756, 681920), (768, 671265), (840, 613728), (864, 596680), (896, 575370), (945, 545536), (960, 537012), (1008, 511440), (1080, 477344), (1120, 460296), (1152, 447510), (1260, 409152), (1280, 402759), (1344, 383580), (1440, 358008), (1512, 340960), (1680, 306864), (1728, 298340), (1792, 287685), (1890, 272768), (1920, 268506), (2016, 255720), (2131, 241920), (2160, 238672), (2240, 230148), (2304, 223755), (2520, 204576), (2688, 191790), (2880, 179004), (3024, 170480), (3360, 153432), (3456, 149170), (3780, 136384), (3840, 134253), (4032, 127860), (4262, 120960), (4320, 119336), (4480, 115074), (5040, 102288), (5376, 95895), (5760, 89502), (6048, 85240), (6393, 80640), (6720, 76716), (6912, 74585), (7560, 68192), (8064, 63930), (8524, 60480), (8640, 59668), (8960, 57537), (10080, 51144), (10655, 48384), (11520, 44751), (12096, 42620), (12786, 40320), (13440, 38358), (14917, 34560), (15120, 34096), (16128, 31965), (17048, 30240), (17280, 29834), (19179, 26880), (20160, 25572), (21310, 24192)]