243479040

素因数分解:

$2^9\times 3^1\times 5^1\times 7^2\times {\mathrm{647}}^1$

素因数の和:687

約数の個数: 240

約数和(自身を含む): 906852672

約数和(自身を除く): 663373632

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 49, 56, 60, 64, 70, 80, 84, 96, 98, 105, 112, 120, 128, 140, 147, 160, 168, 192, 196, 210, 224, 240, 245, 256, 280, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 588, 640, 647, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1294, 1344, 1470, 1536, 1568, 1680, 1792, 1920, 1941, 1960, 2240, 2352, 2560, 2588, 2688, 2940, 3136, 3235, 3360, 3584, 3840, 3882, 3920, 4480, 4529, 4704, 5176, 5376, 5880, 6272, 6470, 6720, 7680, 7764, 7840, 8960, 9058, 9408, 9705, 10352, 10752, 11760, 12544, 12940, 13440, 13587, 15528, 15680, 17920, 18116, 18816, 19410, 20704, 22645, 23520, 25088, 25880, 26880, 27174, 31056, 31360, 31703, 36232, 37632, 38820, 41408, 45290, 47040, 51760, 53760, 54348, 62112, 62720, 63406, 67935, 72464, 75264, 77640, 82816, 90580, 94080, 95109, 103520, 108696, 124224, 125440, 126812, 135870, 144928, 155280, 158515, 165632, 181160, 188160, 190218, 207040, 217392, 248448, 253624, 271740, 289856, 310560, 317030, 331264, 362320, 376320, 380436, 414080, 434784, 475545, 496896, 507248, 543480, 579712, 621120, 634060, 724640, 760872, 828160, 869568, 951090, 993792, 1014496, 1086960, 1159424, 1242240, 1268120, 1449280, 1521744, 1656320, 1739136, 1902180, 2028992, 2173920, 2318848, 2484480, 2536240, 2898560, 3043488, 3478272, 3804360, 4057984, 4347840, 4968960, 5072480, 5797120, 6086976, 6956544, 7608720, 8115968, 8695680, 10144960, 11594240, 12173952, 15217440, 16231936, 17391360, 20289920, 24347904, 30434880, 34782720, 40579840, 48695808, 60869760, 81159680, 121739520, 243479040]

約数ペア:

[(1, 243479040), (2, 121739520), (3, 81159680), (4, 60869760), (5, 48695808), (6, 40579840), (7, 34782720), (8, 30434880), (10, 24347904), (12, 20289920), (14, 17391360), (15, 16231936), (16, 15217440), (20, 12173952), (21, 11594240), (24, 10144960), (28, 8695680), (30, 8115968), (32, 7608720), (35, 6956544), (40, 6086976), (42, 5797120), (48, 5072480), (49, 4968960), (56, 4347840), (60, 4057984), (64, 3804360), (70, 3478272), (80, 3043488), (84, 2898560), (96, 2536240), (98, 2484480), (105, 2318848), (112, 2173920), (120, 2028992), (128, 1902180), (140, 1739136), (147, 1656320), (160, 1521744), (168, 1449280), (192, 1268120), (196, 1242240), (210, 1159424), (224, 1086960), (240, 1014496), (245, 993792), (256, 951090), (280, 869568), (294, 828160), (320, 760872), (336, 724640), (384, 634060), (392, 621120), (420, 579712), (448, 543480), (480, 507248), (490, 496896), (512, 475545), (560, 434784), (588, 414080), (640, 380436), (647, 376320), (672, 362320), (735, 331264), (768, 317030), (784, 310560), (840, 289856), (896, 271740), (960, 253624), (980, 248448), (1120, 217392), (1176, 207040), (1280, 190218), (1294, 188160), (1344, 181160), (1470, 165632), (1536, 158515), (1568, 155280), (1680, 144928), (1792, 135870), (1920, 126812), (1941, 125440), (1960, 124224), (2240, 108696), (2352, 103520), (2560, 95109), (2588, 94080), (2688, 90580), (2940, 82816), (3136, 77640), (3235, 75264), (3360, 72464), (3584, 67935), (3840, 63406), (3882, 62720), (3920, 62112), (4480, 54348), (4529, 53760), (4704, 51760), (5176, 47040), (5376, 45290), (5880, 41408), (6272, 38820), (6470, 37632), (6720, 36232), (7680, 31703), (7764, 31360), (7840, 31056), (8960, 27174), (9058, 26880), (9408, 25880), (9705, 25088), (10352, 23520), (10752, 22645), (11760, 20704), (12544, 19410), (12940, 18816), (13440, 18116), (13587, 17920), (15528, 15680)]