1905200640

素因数分解:

$2^9\times 3^2\times 5^1\times 7^1\times {\mathrm{11813}}^1$

素因数の和:11849

約数の個数: 240

約数和(自身を含む): 7541490528

約数和(自身を除く): 5636289888

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, 768, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1536, 1680, 1792, 1920, 2016, 2240, 2304, 2520, 2560, 2688, 2880, 3360, 3584, 3840, 4032, 4480, 4608, 5040, 5376, 5760, 6720, 7680, 8064, 8960, 10080, 10752, 11520, 11813, 13440, 16128, 17920, 20160, 23040, 23626, 26880, 32256, 35439, 40320, 47252, 53760, 59065, 70878, 80640, 82691, 94504, 106317, 118130, 141756, 161280, 165382, 177195, 189008, 212634, 236260, 248073, 283512, 330764, 354390, 378016, 413455, 425268, 472520, 496146, 531585, 567024, 661528, 708780, 744219, 756032, 826910, 850536, 945040, 992292, 1063170, 1134048, 1240365, 1323056, 1417560, 1488438, 1512064, 1653820, 1701072, 1890080, 1984584, 2126340, 2268096, 2480730, 2646112, 2835120, 2976876, 3024128, 3307640, 3402144, 3721095, 3780160, 3969168, 4252680, 4536192, 4961460, 5292224, 5670240, 5953752, 6048256, 6615280, 6804288, 7442190, 7560320, 7938336, 8505360, 9072384, 9922920, 10584448, 11340480, 11907504, 13230560, 13608576, 14884380, 15120640, 15876672, 17010720, 18144768, 19845840, 21168896, 22680960, 23815008, 26461120, 27217152, 29768760, 30241280, 31753344, 34021440, 39691680, 42337792, 45361920, 47630016, 52922240, 54434304, 59537520, 63506688, 68042880, 79383360, 90723840, 95260032, 105844480, 119075040, 127013376, 136085760, 158766720, 190520064, 211688960, 238150080, 272171520, 317533440, 381040128, 476300160, 635066880, 952600320, 1905200640]

約数ペア:

[(1, 1905200640), (2, 952600320), (3, 635066880), (4, 476300160), (5, 381040128), (6, 317533440), (7, 272171520), (8, 238150080), (9, 211688960), (10, 190520064), (12, 158766720), (14, 136085760), (15, 127013376), (16, 119075040), (18, 105844480), (20, 95260032), (21, 90723840), (24, 79383360), (28, 68042880), (30, 63506688), (32, 59537520), (35, 54434304), (36, 52922240), (40, 47630016), (42, 45361920), (45, 42337792), (48, 39691680), (56, 34021440), (60, 31753344), (63, 30241280), (64, 29768760), (70, 27217152), (72, 26461120), (80, 23815008), (84, 22680960), (90, 21168896), (96, 19845840), (105, 18144768), (112, 17010720), (120, 15876672), (126, 15120640), (128, 14884380), (140, 13608576), (144, 13230560), (160, 11907504), (168, 11340480), (180, 10584448), (192, 9922920), (210, 9072384), (224, 8505360), (240, 7938336), (252, 7560320), (256, 7442190), (280, 6804288), (288, 6615280), (315, 6048256), (320, 5953752), (336, 5670240), (360, 5292224), (384, 4961460), (420, 4536192), (448, 4252680), (480, 3969168), (504, 3780160), (512, 3721095), (560, 3402144), (576, 3307640), (630, 3024128), (640, 2976876), (672, 2835120), (720, 2646112), (768, 2480730), (840, 2268096), (896, 2126340), (960, 1984584), (1008, 1890080), (1120, 1701072), (1152, 1653820), (1260, 1512064), (1280, 1488438), (1344, 1417560), (1440, 1323056), (1536, 1240365), (1680, 1134048), (1792, 1063170), (1920, 992292), (2016, 945040), (2240, 850536), (2304, 826910), (2520, 756032), (2560, 744219), (2688, 708780), (2880, 661528), (3360, 567024), (3584, 531585), (3840, 496146), (4032, 472520), (4480, 425268), (4608, 413455), (5040, 378016), (5376, 354390), (5760, 330764), (6720, 283512), (7680, 248073), (8064, 236260), (8960, 212634), (10080, 189008), (10752, 177195), (11520, 165382), (11813, 161280), (13440, 141756), (16128, 118130), (17920, 106317), (20160, 94504), (23040, 82691), (23626, 80640), (26880, 70878), (32256, 59065), (35439, 53760), (40320, 47252)]