205220736

素因数分解:

$2^7\times 3^3\times 7^1\times {\mathrm{17}}^1\times {\mathrm{499}}^1$

素因数の和:546

約数の個数: 256

約数和(自身を含む): 734400000

約数和(自身を除く): 529179264

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 17, 18, 21, 24, 27, 28, 32, 34, 36, 42, 48, 51, 54, 56, 63, 64, 68, 72, 84, 96, 102, 108, 112, 119, 126, 128, 136, 144, 153, 168, 189, 192, 204, 216, 224, 238, 252, 272, 288, 306, 336, 357, 378, 384, 408, 432, 448, 459, 476, 499, 504, 544, 576, 612, 672, 714, 756, 816, 864, 896, 918, 952, 998, 1008, 1071, 1088, 1152, 1224, 1344, 1428, 1497, 1512, 1632, 1728, 1836, 1904, 1996, 2016, 2142, 2176, 2448, 2688, 2856, 2994, 3024, 3213, 3264, 3456, 3493, 3672, 3808, 3992, 4032, 4284, 4491, 4896, 5712, 5988, 6048, 6426, 6528, 6986, 7344, 7616, 7984, 8064, 8483, 8568, 8982, 9792, 10479, 11424, 11976, 12096, 12852, 13473, 13972, 14688, 15232, 15968, 16966, 17136, 17964, 19584, 20958, 22848, 23952, 24192, 25449, 25704, 26946, 27944, 29376, 31437, 31936, 33932, 34272, 35928, 41916, 45696, 47904, 50898, 51408, 53892, 55888, 58752, 59381, 62874, 63872, 67864, 68544, 71856, 76347, 83832, 94311, 95808, 101796, 102816, 107784, 111776, 118762, 125748, 135728, 137088, 143712, 152694, 167664, 178143, 188622, 191616, 203592, 205632, 215568, 223552, 229041, 237524, 251496, 271456, 287424, 305388, 335328, 356286, 377244, 407184, 411264, 431136, 447104, 458082, 475048, 502992, 534429, 542912, 574848, 610776, 670656, 712572, 754488, 814368, 862272, 916164, 950096, 1005984, 1068858, 1085824, 1221552, 1341312, 1425144, 1508976, 1603287, 1628736, 1724544, 1832328, 1900192, 2011968, 2137716, 2443104, 2850288, 3017952, 3206574, 3257472, 3664656, 3800384, 4023936, 4275432, 4886208, 5700576, 6035904, 6413148, 7329312, 7600768, 8550864, 9772416, 11401152, 12071808, 12826296, 14658624, 17101728, 22802304, 25652592, 29317248, 34203456, 51305184, 68406912, 102610368, 205220736]

約数ペア:

[(1, 205220736), (2, 102610368), (3, 68406912), (4, 51305184), (6, 34203456), (7, 29317248), (8, 25652592), (9, 22802304), (12, 17101728), (14, 14658624), (16, 12826296), (17, 12071808), (18, 11401152), (21, 9772416), (24, 8550864), (27, 7600768), (28, 7329312), (32, 6413148), (34, 6035904), (36, 5700576), (42, 4886208), (48, 4275432), (51, 4023936), (54, 3800384), (56, 3664656), (63, 3257472), (64, 3206574), (68, 3017952), (72, 2850288), (84, 2443104), (96, 2137716), (102, 2011968), (108, 1900192), (112, 1832328), (119, 1724544), (126, 1628736), (128, 1603287), (136, 1508976), (144, 1425144), (153, 1341312), (168, 1221552), (189, 1085824), (192, 1068858), (204, 1005984), (216, 950096), (224, 916164), (238, 862272), (252, 814368), (272, 754488), (288, 712572), (306, 670656), (336, 610776), (357, 574848), (378, 542912), (384, 534429), (408, 502992), (432, 475048), (448, 458082), (459, 447104), (476, 431136), (499, 411264), (504, 407184), (544, 377244), (576, 356286), (612, 335328), (672, 305388), (714, 287424), (756, 271456), (816, 251496), (864, 237524), (896, 229041), (918, 223552), (952, 215568), (998, 205632), (1008, 203592), (1071, 191616), (1088, 188622), (1152, 178143), (1224, 167664), (1344, 152694), (1428, 143712), (1497, 137088), (1512, 135728), (1632, 125748), (1728, 118762), (1836, 111776), (1904, 107784), (1996, 102816), (2016, 101796), (2142, 95808), (2176, 94311), (2448, 83832), (2688, 76347), (2856, 71856), (2994, 68544), (3024, 67864), (3213, 63872), (3264, 62874), (3456, 59381), (3493, 58752), (3672, 55888), (3808, 53892), (3992, 51408), (4032, 50898), (4284, 47904), (4491, 45696), (4896, 41916), (5712, 35928), (5988, 34272), (6048, 33932), (6426, 31936), (6528, 31437), (6986, 29376), (7344, 27944), (7616, 26946), (7984, 25704), (8064, 25449), (8483, 24192), (8568, 23952), (8982, 22848), (9792, 20958), (10479, 19584), (11424, 17964), (11976, 17136), (12096, 16966), (12852, 15968), (13473, 15232), (13972, 14688)]