231920640

素因数分解:

$2^{10}\times 3^2\times 5^1\times 7^1\times {\mathrm{719}}^1$

素因数の和:757

約数の個数: 264

約数和(自身を含む): 919676160

約数和(自身を除く): 687755520

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, 719, 720, 768, 840, 896, 960, 1008, 1024, 1120, 1152, 1260, 1280, 1344, 1438, 1440, 1536, 1680, 1792, 1920, 2016, 2157, 2240, 2304, 2520, 2560, 2688, 2876, 2880, 3072, 3360, 3584, 3595, 3840, 4032, 4314, 4480, 4608, 5033, 5040, 5120, 5376, 5752, 5760, 6471, 6720, 7168, 7190, 7680, 8064, 8628, 8960, 9216, 10066, 10080, 10752, 10785, 11504, 11520, 12942, 13440, 14380, 15099, 15360, 16128, 17256, 17920, 20132, 20160, 21504, 21570, 23008, 23040, 25165, 25884, 26880, 28760, 30198, 32256, 32355, 34512, 35840, 40264, 40320, 43140, 45297, 46016, 46080, 50330, 51768, 53760, 57520, 60396, 64512, 64710, 69024, 75495, 80528, 80640, 86280, 90594, 92032, 100660, 103536, 107520, 115040, 120792, 129420, 138048, 150990, 161056, 161280, 172560, 181188, 184064, 201320, 207072, 226485, 230080, 241584, 258840, 276096, 301980, 322112, 322560, 345120, 362376, 368128, 402640, 414144, 452970, 460160, 483168, 517680, 552192, 603960, 644224, 690240, 724752, 736256, 805280, 828288, 905940, 920320, 966336, 1035360, 1104384, 1207920, 1288448, 1380480, 1449504, 1610560, 1656576, 1811880, 1840640, 1932672, 2070720, 2208768, 2415840, 2576896, 2760960, 2899008, 3221120, 3313152, 3623760, 3681280, 3865344, 4141440, 4831680, 5153792, 5521920, 5798016, 6442240, 6626304, 7247520, 7730688, 8282880, 9663360, 11043840, 11596032, 12884480, 14495040, 15461376, 16565760, 19326720, 23192064, 25768960, 28990080, 33131520, 38653440, 46384128, 57980160, 77306880, 115960320, 231920640]

約数ペア:

[(1, 231920640), (2, 115960320), (3, 77306880), (4, 57980160), (5, 46384128), (6, 38653440), (7, 33131520), (8, 28990080), (9, 25768960), (10, 23192064), (12, 19326720), (14, 16565760), (15, 15461376), (16, 14495040), (18, 12884480), (20, 11596032), (21, 11043840), (24, 9663360), (28, 8282880), (30, 7730688), (32, 7247520), (35, 6626304), (36, 6442240), (40, 5798016), (42, 5521920), (45, 5153792), (48, 4831680), (56, 4141440), (60, 3865344), (63, 3681280), (64, 3623760), (70, 3313152), (72, 3221120), (80, 2899008), (84, 2760960), (90, 2576896), (96, 2415840), (105, 2208768), (112, 2070720), (120, 1932672), (126, 1840640), (128, 1811880), (140, 1656576), (144, 1610560), (160, 1449504), (168, 1380480), (180, 1288448), (192, 1207920), (210, 1104384), (224, 1035360), (240, 966336), (252, 920320), (256, 905940), (280, 828288), (288, 805280), (315, 736256), (320, 724752), (336, 690240), (360, 644224), (384, 603960), (420, 552192), (448, 517680), (480, 483168), (504, 460160), (512, 452970), (560, 414144), (576, 402640), (630, 368128), (640, 362376), (672, 345120), (719, 322560), (720, 322112), (768, 301980), (840, 276096), (896, 258840), (960, 241584), (1008, 230080), (1024, 226485), (1120, 207072), (1152, 201320), (1260, 184064), (1280, 181188), (1344, 172560), (1438, 161280), (1440, 161056), (1536, 150990), (1680, 138048), (1792, 129420), (1920, 120792), (2016, 115040), (2157, 107520), (2240, 103536), (2304, 100660), (2520, 92032), (2560, 90594), (2688, 86280), (2876, 80640), (2880, 80528), (3072, 75495), (3360, 69024), (3584, 64710), (3595, 64512), (3840, 60396), (4032, 57520), (4314, 53760), (4480, 51768), (4608, 50330), (5033, 46080), (5040, 46016), (5120, 45297), (5376, 43140), (5752, 40320), (5760, 40264), (6471, 35840), (6720, 34512), (7168, 32355), (7190, 32256), (7680, 30198), (8064, 28760), (8628, 26880), (8960, 25884), (9216, 25165), (10066, 23040), (10080, 23008), (10752, 21570), (10785, 21504), (11504, 20160), (11520, 20132), (12942, 17920), (13440, 17256), (14380, 16128), (15099, 15360)]