217992960

素因数分解:

$2^8\times 3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:303

約数の個数: 216

約数和(自身を含む): 765273600

約数和(自身を除く): 547280640

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 30, 32, 36, 40, 45, 48, 60, 64, 72, 80, 90, 96, 120, 127, 128, 144, 149, 160, 180, 192, 240, 254, 256, 288, 298, 320, 360, 381, 384, 447, 480, 508, 576, 596, 635, 640, 720, 745, 762, 768, 894, 960, 1016, 1143, 1152, 1192, 1270, 1280, 1341, 1440, 1490, 1524, 1788, 1905, 1920, 2032, 2235, 2286, 2304, 2384, 2540, 2682, 2880, 2980, 3048, 3576, 3810, 3840, 4064, 4470, 4572, 4768, 5080, 5364, 5715, 5760, 5960, 6096, 6705, 7152, 7620, 8128, 8940, 9144, 9536, 10160, 10728, 11430, 11520, 11920, 12192, 13410, 14304, 15240, 16256, 17880, 18288, 18923, 19072, 20320, 21456, 22860, 23840, 24384, 26820, 28608, 30480, 32512, 35760, 36576, 37846, 38144, 40640, 42912, 45720, 47680, 48768, 53640, 56769, 57216, 60960, 71520, 73152, 75692, 81280, 85824, 91440, 94615, 95360, 97536, 107280, 113538, 114432, 121920, 143040, 146304, 151384, 162560, 170307, 171648, 182880, 189230, 190720, 214560, 227076, 243840, 283845, 286080, 292608, 302768, 340614, 343296, 365760, 378460, 429120, 454152, 487680, 567690, 572160, 605536, 681228, 731520, 756920, 851535, 858240, 908304, 1135380, 1211072, 1362456, 1463040, 1513840, 1703070, 1716480, 1816608, 2270760, 2422144, 2724912, 3027680, 3406140, 3633216, 4541520, 4844288, 5449824, 6055360, 6812280, 7266432, 9083040, 10899648, 12110720, 13624560, 14532864, 18166080, 21799296, 24221440, 27249120, 36332160, 43598592, 54498240, 72664320, 108996480, 217992960]

約数ペア:

[(1, 217992960), (2, 108996480), (3, 72664320), (4, 54498240), (5, 43598592), (6, 36332160), (8, 27249120), (9, 24221440), (10, 21799296), (12, 18166080), (15, 14532864), (16, 13624560), (18, 12110720), (20, 10899648), (24, 9083040), (30, 7266432), (32, 6812280), (36, 6055360), (40, 5449824), (45, 4844288), (48, 4541520), (60, 3633216), (64, 3406140), (72, 3027680), (80, 2724912), (90, 2422144), (96, 2270760), (120, 1816608), (127, 1716480), (128, 1703070), (144, 1513840), (149, 1463040), (160, 1362456), (180, 1211072), (192, 1135380), (240, 908304), (254, 858240), (256, 851535), (288, 756920), (298, 731520), (320, 681228), (360, 605536), (381, 572160), (384, 567690), (447, 487680), (480, 454152), (508, 429120), (576, 378460), (596, 365760), (635, 343296), (640, 340614), (720, 302768), (745, 292608), (762, 286080), (768, 283845), (894, 243840), (960, 227076), (1016, 214560), (1143, 190720), (1152, 189230), (1192, 182880), (1270, 171648), (1280, 170307), (1341, 162560), (1440, 151384), (1490, 146304), (1524, 143040), (1788, 121920), (1905, 114432), (1920, 113538), (2032, 107280), (2235, 97536), (2286, 95360), (2304, 94615), (2384, 91440), (2540, 85824), (2682, 81280), (2880, 75692), (2980, 73152), (3048, 71520), (3576, 60960), (3810, 57216), (3840, 56769), (4064, 53640), (4470, 48768), (4572, 47680), (4768, 45720), (5080, 42912), (5364, 40640), (5715, 38144), (5760, 37846), (5960, 36576), (6096, 35760), (6705, 32512), (7152, 30480), (7620, 28608), (8128, 26820), (8940, 24384), (9144, 23840), (9536, 22860), (10160, 21456), (10728, 20320), (11430, 19072), (11520, 18923), (11920, 18288), (12192, 17880), (13410, 16256), (14304, 15240)]