245172480

素因数分解:

$2^8\times 3^1\times 5^1\times 7^2\times {\mathrm{1303}}^1$

素因数の和:1341

約数の個数: 216

約数和(自身を含む): 911558592

約数和(自身を除く): 666386112

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, 560, 588, 640, 672, 735, 768, 784, 840, 896, 960, 980, 1120, 1176, 1280, 1303, 1344, 1470, 1568, 1680, 1792, 1920, 1960, 2240, 2352, 2606, 2688, 2940, 3136, 3360, 3840, 3909, 3920, 4480, 4704, 5212, 5376, 5880, 6272, 6515, 6720, 7818, 7840, 8960, 9121, 9408, 10424, 11760, 12544, 13030, 13440, 15636, 15680, 18242, 18816, 19545, 20848, 23520, 26060, 26880, 27363, 31272, 31360, 36484, 37632, 39090, 41696, 45605, 47040, 52120, 54726, 62544, 62720, 63847, 72968, 78180, 83392, 91210, 94080, 104240, 109452, 125088, 127694, 136815, 145936, 156360, 166784, 182420, 188160, 191541, 208480, 218904, 250176, 255388, 273630, 291872, 312720, 319235, 333568, 364840, 383082, 416960, 437808, 500352, 510776, 547260, 583744, 625440, 638470, 729680, 766164, 833920, 875616, 957705, 1000704, 1021552, 1094520, 1167488, 1250880, 1276940, 1459360, 1532328, 1667840, 1751232, 1915410, 2043104, 2189040, 2334976, 2501760, 2553880, 2918720, 3064656, 3502464, 3830820, 4086208, 4378080, 5003520, 5107760, 5837440, 6129312, 7004928, 7661640, 8172416, 8756160, 10215520, 11674880, 12258624, 15323280, 16344832, 17512320, 20431040, 24517248, 30646560, 35024640, 40862080, 49034496, 61293120, 81724160, 122586240, 245172480]

約数ペア:

[(1, 245172480), (2, 122586240), (3, 81724160), (4, 61293120), (5, 49034496), (6, 40862080), (7, 35024640), (8, 30646560), (10, 24517248), (12, 20431040), (14, 17512320), (15, 16344832), (16, 15323280), (20, 12258624), (21, 11674880), (24, 10215520), (28, 8756160), (30, 8172416), (32, 7661640), (35, 7004928), (40, 6129312), (42, 5837440), (48, 5107760), (49, 5003520), (56, 4378080), (60, 4086208), (64, 3830820), (70, 3502464), (80, 3064656), (84, 2918720), (96, 2553880), (98, 2501760), (105, 2334976), (112, 2189040), (120, 2043104), (128, 1915410), (140, 1751232), (147, 1667840), (160, 1532328), (168, 1459360), (192, 1276940), (196, 1250880), (210, 1167488), (224, 1094520), (240, 1021552), (245, 1000704), (256, 957705), (280, 875616), (294, 833920), (320, 766164), (336, 729680), (384, 638470), (392, 625440), (420, 583744), (448, 547260), (480, 510776), (490, 500352), (560, 437808), (588, 416960), (640, 383082), (672, 364840), (735, 333568), (768, 319235), (784, 312720), (840, 291872), (896, 273630), (960, 255388), (980, 250176), (1120, 218904), (1176, 208480), (1280, 191541), (1303, 188160), (1344, 182420), (1470, 166784), (1568, 156360), (1680, 145936), (1792, 136815), (1920, 127694), (1960, 125088), (2240, 109452), (2352, 104240), (2606, 94080), (2688, 91210), (2940, 83392), (3136, 78180), (3360, 72968), (3840, 63847), (3909, 62720), (3920, 62544), (4480, 54726), (4704, 52120), (5212, 47040), (5376, 45605), (5880, 41696), (6272, 39090), (6515, 37632), (6720, 36484), (7818, 31360), (7840, 31272), (8960, 27363), (9121, 26880), (9408, 26060), (10424, 23520), (11760, 20848), (12544, 19545), (13030, 18816), (13440, 18242), (15636, 15680)]