212997120

素因数分解:

$2^{10}\times 3^1\times 5^1\times 7^2\times {\mathrm{283}}^1$

素因数の和:325

約数の個数: 264

約数和(自身を含む): 795284064

約数和(自身を除く): 582286944

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, 283, 294, 320, 336, 384, 392, 420, 448, 480, 490, 512, 560, 566, 588, 640, 672, 735, 768, 784, 840, 849, 896, 960, 980, 1024, 1120, 1132, 1176, 1280, 1344, 1415, 1470, 1536, 1568, 1680, 1698, 1792, 1920, 1960, 1981, 2240, 2264, 2352, 2560, 2688, 2830, 2940, 3072, 3136, 3360, 3396, 3584, 3840, 3920, 3962, 4245, 4480, 4528, 4704, 5120, 5376, 5660, 5880, 5943, 6272, 6720, 6792, 7168, 7680, 7840, 7924, 8490, 8960, 9056, 9408, 9905, 10752, 11320, 11760, 11886, 12544, 13440, 13584, 13867, 15360, 15680, 15848, 16980, 17920, 18112, 18816, 19810, 21504, 22640, 23520, 23772, 25088, 26880, 27168, 27734, 29715, 31360, 31696, 33960, 35840, 36224, 37632, 39620, 41601, 45280, 47040, 47544, 50176, 53760, 54336, 55468, 59430, 62720, 63392, 67920, 69335, 72448, 75264, 79240, 83202, 90560, 94080, 95088, 107520, 108672, 110936, 118860, 125440, 126784, 135840, 138670, 144896, 150528, 158480, 166404, 181120, 188160, 190176, 208005, 217344, 221872, 237720, 250880, 253568, 271680, 277340, 289792, 316960, 332808, 362240, 376320, 380352, 416010, 434688, 443744, 475440, 507136, 543360, 554680, 633920, 665616, 724480, 752640, 760704, 832020, 869376, 887488, 950880, 1014272, 1086720, 1109360, 1267840, 1331232, 1448960, 1521408, 1664040, 1774976, 1901760, 2028544, 2173440, 2218720, 2535680, 2662464, 3042816, 3328080, 3549952, 3803520, 4346880, 4437440, 5071360, 5324928, 6085632, 6656160, 7099904, 7607040, 8874880, 10142720, 10649856, 13312320, 14199808, 15214080, 17749760, 21299712, 26624640, 30428160, 35499520, 42599424, 53249280, 70999040, 106498560, 212997120]

約数ペア:

[(1, 212997120), (2, 106498560), (3, 70999040), (4, 53249280), (5, 42599424), (6, 35499520), (7, 30428160), (8, 26624640), (10, 21299712), (12, 17749760), (14, 15214080), (15, 14199808), (16, 13312320), (20, 10649856), (21, 10142720), (24, 8874880), (28, 7607040), (30, 7099904), (32, 6656160), (35, 6085632), (40, 5324928), (42, 5071360), (48, 4437440), (49, 4346880), (56, 3803520), (60, 3549952), (64, 3328080), (70, 3042816), (80, 2662464), (84, 2535680), (96, 2218720), (98, 2173440), (105, 2028544), (112, 1901760), (120, 1774976), (128, 1664040), (140, 1521408), (147, 1448960), (160, 1331232), (168, 1267840), (192, 1109360), (196, 1086720), (210, 1014272), (224, 950880), (240, 887488), (245, 869376), (256, 832020), (280, 760704), (283, 752640), (294, 724480), (320, 665616), (336, 633920), (384, 554680), (392, 543360), (420, 507136), (448, 475440), (480, 443744), (490, 434688), (512, 416010), (560, 380352), (566, 376320), (588, 362240), (640, 332808), (672, 316960), (735, 289792), (768, 277340), (784, 271680), (840, 253568), (849, 250880), (896, 237720), (960, 221872), (980, 217344), (1024, 208005), (1120, 190176), (1132, 188160), (1176, 181120), (1280, 166404), (1344, 158480), (1415, 150528), (1470, 144896), (1536, 138670), (1568, 135840), (1680, 126784), (1698, 125440), (1792, 118860), (1920, 110936), (1960, 108672), (1981, 107520), (2240, 95088), (2264, 94080), (2352, 90560), (2560, 83202), (2688, 79240), (2830, 75264), (2940, 72448), (3072, 69335), (3136, 67920), (3360, 63392), (3396, 62720), (3584, 59430), (3840, 55468), (3920, 54336), (3962, 53760), (4245, 50176), (4480, 47544), (4528, 47040), (4704, 45280), (5120, 41601), (5376, 39620), (5660, 37632), (5880, 36224), (5943, 35840), (6272, 33960), (6720, 31696), (6792, 31360), (7168, 29715), (7680, 27734), (7840, 27168), (7924, 26880), (8490, 25088), (8960, 23772), (9056, 23520), (9408, 22640), (9905, 21504), (10752, 19810), (11320, 18816), (11760, 18112), (11886, 17920), (12544, 16980), (13440, 15848), (13584, 15680), (13867, 15360)]