20270567520

素因数分解:

$2^5\times 3^4\times 5^1\times 7^1\times {\mathrm{223441}}^1$

素因数の和:223475

約数の個数: 240

約数和(自身を含む): 81758321568

約数和(自身を除く): 61487754048

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, 70, 72, 80, 81, 84, 90, 96, 105, 108, 112, 120, 126, 135, 140, 144, 160, 162, 168, 180, 189, 210, 216, 224, 240, 252, 270, 280, 288, 315, 324, 336, 360, 378, 405, 420, 432, 480, 504, 540, 560, 567, 630, 648, 672, 720, 756, 810, 840, 864, 945, 1008, 1080, 1120, 1134, 1260, 1296, 1440, 1512, 1620, 1680, 1890, 2016, 2160, 2268, 2520, 2592, 2835, 3024, 3240, 3360, 3780, 4320, 4536, 5040, 5670, 6048, 6480, 7560, 9072, 10080, 11340, 12960, 15120, 18144, 22680, 30240, 45360, 90720, 223441, 446882, 670323, 893764, 1117205, 1340646, 1564087, 1787528, 2010969, 2234410, 2681292, 3128174, 3351615, 3575056, 4021938, 4468820, 4692261, 5362584, 6032907, 6256348, 6703230, 7150112, 7820435, 8043876, 8937640, 9384522, 10054845, 10725168, 12065814, 12512696, 13406460, 14076783, 15640870, 16087752, 17875280, 18098721, 18769044, 20109690, 21450336, 23461305, 24131628, 25025392, 26812920, 28153566, 30164535, 31281740, 32175504, 35750560, 36197442, 37538088, 40219380, 42230349, 46922610, 48263256, 50050784, 53625840, 56307132, 60329070, 62563480, 64351008, 70383915, 72394884, 75076176, 80438760, 84460698, 90493605, 93845220, 96526512, 107251680, 112614264, 120658140, 125126960, 126691047, 140767830, 144789768, 150152352, 160877520, 168921396, 180987210, 187690440, 193053024, 211151745, 225228528, 241316280, 250253920, 253382094, 281535660, 289579536, 321755040, 337842792, 361974420, 375380880, 422303490, 450457056, 482632560, 506764188, 563071320, 579159072, 633455235, 675685584, 723948840, 750761760, 844606980, 965265120, 1013528376, 1126142640, 1266910470, 1351371168, 1447897680, 1689213960, 2027056752, 2252285280, 2533820940, 2895795360, 3378427920, 4054113504, 5067641880, 6756855840, 10135283760, 20270567520]

約数ペア:

[(1, 20270567520), (2, 10135283760), (3, 6756855840), (4, 5067641880), (5, 4054113504), (6, 3378427920), (7, 2895795360), (8, 2533820940), (9, 2252285280), (10, 2027056752), (12, 1689213960), (14, 1447897680), (15, 1351371168), (16, 1266910470), (18, 1126142640), (20, 1013528376), (21, 965265120), (24, 844606980), (27, 750761760), (28, 723948840), (30, 675685584), (32, 633455235), (35, 579159072), (36, 563071320), (40, 506764188), (42, 482632560), (45, 450457056), (48, 422303490), (54, 375380880), (56, 361974420), (60, 337842792), (63, 321755040), (70, 289579536), (72, 281535660), (80, 253382094), (81, 250253920), (84, 241316280), (90, 225228528), (96, 211151745), (105, 193053024), (108, 187690440), (112, 180987210), (120, 168921396), (126, 160877520), (135, 150152352), (140, 144789768), (144, 140767830), (160, 126691047), (162, 125126960), (168, 120658140), (180, 112614264), (189, 107251680), (210, 96526512), (216, 93845220), (224, 90493605), (240, 84460698), (252, 80438760), (270, 75076176), (280, 72394884), (288, 70383915), (315, 64351008), (324, 62563480), (336, 60329070), (360, 56307132), (378, 53625840), (405, 50050784), (420, 48263256), (432, 46922610), (480, 42230349), (504, 40219380), (540, 37538088), (560, 36197442), (567, 35750560), (630, 32175504), (648, 31281740), (672, 30164535), (720, 28153566), (756, 26812920), (810, 25025392), (840, 24131628), (864, 23461305), (945, 21450336), (1008, 20109690), (1080, 18769044), (1120, 18098721), (1134, 17875280), (1260, 16087752), (1296, 15640870), (1440, 14076783), (1512, 13406460), (1620, 12512696), (1680, 12065814), (1890, 10725168), (2016, 10054845), (2160, 9384522), (2268, 8937640), (2520, 8043876), (2592, 7820435), (2835, 7150112), (3024, 6703230), (3240, 6256348), (3360, 6032907), (3780, 5362584), (4320, 4692261), (4536, 4468820), (5040, 4021938), (5670, 3575056), (6048, 3351615), (6480, 3128174), (7560, 2681292), (9072, 2234410), (10080, 2010969), (11340, 1787528), (12960, 1564087), (15120, 1340646), (18144, 1117205), (22680, 893764), (30240, 670323), (45360, 446882), (90720, 223441)]