121121280

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{751}}^1$

素因数の和:787

約数の個数: 240

約数和(自身を含む): 480040704

約数和(自身を除く): 358919424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 512, 560, 576, 630, 640, 672, 720, 751, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1502, 1536, 1680, 1792, 1920, 2016, 2240, 2253, 2304, 2520, 2560, 2688, 2880, 3004, 3360, 3584, 3755, 3840, 4032, 4480, 4506, 4608, 5040, 5257, 5376, 5760, 6008, 6720, 6759, 7510, 7680, 8064, 8960, 9012, 10080, 10514, 10752, 11265, 11520, 12016, 13440, 13518, 15020, 15771, 16128, 17920, 18024, 20160, 21028, 22530, 23040, 24032, 26285, 26880, 27036, 30040, 31542, 32256, 33795, 36048, 40320, 42056, 45060, 47313, 48064, 52570, 53760, 54072, 60080, 63084, 67590, 72096, 78855, 80640, 84112, 90120, 94626, 96128, 105140, 108144, 120160, 126168, 135180, 144192, 157710, 161280, 168224, 180240, 189252, 192256, 210280, 216288, 236565, 240320, 252336, 270360, 288384, 315420, 336448, 360480, 378504, 384512, 420560, 432576, 473130, 480640, 504672, 540720, 576768, 630840, 672896, 720960, 757008, 841120, 865152, 946260, 961280, 1009344, 1081440, 1153536, 1261680, 1345792, 1441920, 1514016, 1682240, 1730304, 1892520, 1922560, 2018688, 2162880, 2523360, 2691584, 2883840, 3028032, 3364480, 3460608, 3785040, 4037376, 4325760, 5046720, 5767680, 6056064, 6728960, 7570080, 8074752, 8651520, 10093440, 12112128, 13457920, 15140160, 17303040, 20186880, 24224256, 30280320, 40373760, 60560640, 121121280]

約数ペア:

[(1, 121121280), (2, 60560640), (3, 40373760), (4, 30280320), (5, 24224256), (6, 20186880), (7, 17303040), (8, 15140160), (9, 13457920), (10, 12112128), (12, 10093440), (14, 8651520), (15, 8074752), (16, 7570080), (18, 6728960), (20, 6056064), (21, 5767680), (24, 5046720), (28, 4325760), (30, 4037376), (32, 3785040), (35, 3460608), (36, 3364480), (40, 3028032), (42, 2883840), (45, 2691584), (48, 2523360), (56, 2162880), (60, 2018688), (63, 1922560), (64, 1892520), (70, 1730304), (72, 1682240), (80, 1514016), (84, 1441920), (90, 1345792), (96, 1261680), (105, 1153536), (112, 1081440), (120, 1009344), (126, 961280), (128, 946260), (140, 865152), (144, 841120), (160, 757008), (168, 720960), (180, 672896), (192, 630840), (210, 576768), (224, 540720), (240, 504672), (252, 480640), (256, 473130), (280, 432576), (288, 420560), (315, 384512), (320, 378504), (336, 360480), (360, 336448), (384, 315420), (420, 288384), (448, 270360), (480, 252336), (504, 240320), (512, 236565), (560, 216288), (576, 210280), (630, 192256), (640, 189252), (672, 180240), (720, 168224), (751, 161280), (768, 157710), (840, 144192), (896, 135180), (960, 126168), (1008, 120160), (1120, 108144), (1152, 105140), (1260, 96128), (1280, 94626), (1344, 90120), (1440, 84112), (1502, 80640), (1536, 78855), (1680, 72096), (1792, 67590), (1920, 63084), (2016, 60080), (2240, 54072), (2253, 53760), (2304, 52570), (2520, 48064), (2560, 47313), (2688, 45060), (2880, 42056), (3004, 40320), (3360, 36048), (3584, 33795), (3755, 32256), (3840, 31542), (4032, 30040), (4480, 27036), (4506, 26880), (4608, 26285), (5040, 24032), (5257, 23040), (5376, 22530), (5760, 21028), (6008, 20160), (6720, 18024), (6759, 17920), (7510, 16128), (7680, 15771), (8064, 15020), (8960, 13518), (9012, 13440), (10080, 12016), (10514, 11520), (10752, 11265)]