213881472

素因数分解:

$2^7\times 3^4\times 7^2\times {\mathrm{421}}^1$

素因数の和:461

約数の個数: 240

約数和(自身を含む): 742186170

約数和(自身を除く): 528304698

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 49, 54, 56, 63, 64, 72, 81, 84, 96, 98, 108, 112, 126, 128, 144, 147, 162, 168, 189, 192, 196, 216, 224, 252, 288, 294, 324, 336, 378, 384, 392, 421, 432, 441, 448, 504, 567, 576, 588, 648, 672, 756, 784, 842, 864, 882, 896, 1008, 1134, 1152, 1176, 1263, 1296, 1323, 1344, 1512, 1568, 1684, 1728, 1764, 2016, 2268, 2352, 2526, 2592, 2646, 2688, 2947, 3024, 3136, 3368, 3456, 3528, 3789, 3969, 4032, 4536, 4704, 5052, 5184, 5292, 5894, 6048, 6272, 6736, 7056, 7578, 7938, 8064, 8841, 9072, 9408, 10104, 10368, 10584, 11367, 11788, 12096, 13472, 14112, 15156, 15876, 17682, 18144, 18816, 20208, 20629, 21168, 22734, 23576, 24192, 26523, 26944, 28224, 30312, 31752, 34101, 35364, 36288, 40416, 41258, 42336, 45468, 47152, 53046, 53888, 56448, 60624, 61887, 63504, 68202, 70728, 72576, 79569, 80832, 82516, 84672, 90936, 94304, 106092, 121248, 123774, 127008, 136404, 141456, 159138, 161664, 165032, 169344, 181872, 185661, 188608, 212184, 238707, 242496, 247548, 254016, 272808, 282912, 318276, 330064, 363744, 371322, 377216, 424368, 477414, 484992, 495096, 508032, 545616, 556983, 565824, 636552, 660128, 727488, 742644, 848736, 954828, 990192, 1091232, 1113966, 1131648, 1273104, 1320256, 1454976, 1485288, 1670949, 1697472, 1909656, 1980384, 2182464, 2227932, 2546208, 2640512, 2970576, 3341898, 3394944, 3819312, 3960768, 4364928, 4455864, 5092416, 5941152, 6683796, 7638624, 7921536, 8911728, 10184832, 11882304, 13367592, 15277248, 17823456, 23764608, 26735184, 30554496, 35646912, 53470368, 71293824, 106940736, 213881472]

約数ペア:

[(1, 213881472), (2, 106940736), (3, 71293824), (4, 53470368), (6, 35646912), (7, 30554496), (8, 26735184), (9, 23764608), (12, 17823456), (14, 15277248), (16, 13367592), (18, 11882304), (21, 10184832), (24, 8911728), (27, 7921536), (28, 7638624), (32, 6683796), (36, 5941152), (42, 5092416), (48, 4455864), (49, 4364928), (54, 3960768), (56, 3819312), (63, 3394944), (64, 3341898), (72, 2970576), (81, 2640512), (84, 2546208), (96, 2227932), (98, 2182464), (108, 1980384), (112, 1909656), (126, 1697472), (128, 1670949), (144, 1485288), (147, 1454976), (162, 1320256), (168, 1273104), (189, 1131648), (192, 1113966), (196, 1091232), (216, 990192), (224, 954828), (252, 848736), (288, 742644), (294, 727488), (324, 660128), (336, 636552), (378, 565824), (384, 556983), (392, 545616), (421, 508032), (432, 495096), (441, 484992), (448, 477414), (504, 424368), (567, 377216), (576, 371322), (588, 363744), (648, 330064), (672, 318276), (756, 282912), (784, 272808), (842, 254016), (864, 247548), (882, 242496), (896, 238707), (1008, 212184), (1134, 188608), (1152, 185661), (1176, 181872), (1263, 169344), (1296, 165032), (1323, 161664), (1344, 159138), (1512, 141456), (1568, 136404), (1684, 127008), (1728, 123774), (1764, 121248), (2016, 106092), (2268, 94304), (2352, 90936), (2526, 84672), (2592, 82516), (2646, 80832), (2688, 79569), (2947, 72576), (3024, 70728), (3136, 68202), (3368, 63504), (3456, 61887), (3528, 60624), (3789, 56448), (3969, 53888), (4032, 53046), (4536, 47152), (4704, 45468), (5052, 42336), (5184, 41258), (5292, 40416), (5894, 36288), (6048, 35364), (6272, 34101), (6736, 31752), (7056, 30312), (7578, 28224), (7938, 26944), (8064, 26523), (8841, 24192), (9072, 23576), (9408, 22734), (10104, 21168), (10368, 20629), (10584, 20208), (11367, 18816), (11788, 18144), (12096, 17682), (13472, 15876), (14112, 15156)]