208238688

素因数分解:

$2^5\times 3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:551

約数の個数: 240

約数和(自身を含む): 731808000

約数和(自身を除く): 523569312

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 23, 24, 27, 28, 32, 36, 42, 46, 48, 54, 56, 63, 69, 72, 81, 84, 92, 96, 108, 112, 126, 138, 144, 161, 162, 168, 184, 189, 207, 216, 224, 252, 276, 288, 322, 324, 336, 368, 378, 414, 432, 483, 499, 504, 552, 567, 621, 644, 648, 672, 736, 756, 828, 864, 966, 998, 1008, 1104, 1134, 1242, 1288, 1296, 1449, 1497, 1512, 1656, 1863, 1932, 1996, 2016, 2208, 2268, 2484, 2576, 2592, 2898, 2994, 3024, 3312, 3493, 3726, 3864, 3992, 4347, 4491, 4536, 4968, 5152, 5796, 5988, 6048, 6624, 6986, 7452, 7728, 7984, 8694, 8982, 9072, 9936, 10479, 11477, 11592, 11976, 13041, 13473, 13972, 14904, 15456, 15968, 17388, 17964, 18144, 19872, 20958, 22954, 23184, 23952, 26082, 26946, 27944, 29808, 31437, 34431, 34776, 35928, 40419, 41916, 45908, 46368, 47904, 52164, 53892, 55888, 59616, 62874, 68862, 69552, 71856, 80339, 80838, 83832, 91816, 94311, 103293, 104328, 107784, 111776, 125748, 137724, 139104, 143712, 160678, 161676, 167664, 183632, 188622, 206586, 208656, 215568, 241017, 251496, 275448, 282933, 309879, 321356, 323352, 335328, 367264, 377244, 413172, 417312, 431136, 482034, 502992, 550896, 565866, 619758, 642712, 646704, 723051, 754488, 826344, 929637, 964068, 1005984, 1101792, 1131732, 1239516, 1285424, 1293408, 1446102, 1508976, 1652688, 1859274, 1928136, 2169153, 2263464, 2479032, 2570848, 2892204, 3017952, 3305376, 3718548, 3856272, 4338306, 4526928, 4958064, 5784408, 6507459, 7437096, 7712544, 8676612, 9053856, 9916128, 11568816, 13014918, 14874192, 17353224, 23137632, 26029836, 29748384, 34706448, 52059672, 69412896, 104119344, 208238688]

約数ペア:

[(1, 208238688), (2, 104119344), (3, 69412896), (4, 52059672), (6, 34706448), (7, 29748384), (8, 26029836), (9, 23137632), (12, 17353224), (14, 14874192), (16, 13014918), (18, 11568816), (21, 9916128), (23, 9053856), (24, 8676612), (27, 7712544), (28, 7437096), (32, 6507459), (36, 5784408), (42, 4958064), (46, 4526928), (48, 4338306), (54, 3856272), (56, 3718548), (63, 3305376), (69, 3017952), (72, 2892204), (81, 2570848), (84, 2479032), (92, 2263464), (96, 2169153), (108, 1928136), (112, 1859274), (126, 1652688), (138, 1508976), (144, 1446102), (161, 1293408), (162, 1285424), (168, 1239516), (184, 1131732), (189, 1101792), (207, 1005984), (216, 964068), (224, 929637), (252, 826344), (276, 754488), (288, 723051), (322, 646704), (324, 642712), (336, 619758), (368, 565866), (378, 550896), (414, 502992), (432, 482034), (483, 431136), (499, 417312), (504, 413172), (552, 377244), (567, 367264), (621, 335328), (644, 323352), (648, 321356), (672, 309879), (736, 282933), (756, 275448), (828, 251496), (864, 241017), (966, 215568), (998, 208656), (1008, 206586), (1104, 188622), (1134, 183632), (1242, 167664), (1288, 161676), (1296, 160678), (1449, 143712), (1497, 139104), (1512, 137724), (1656, 125748), (1863, 111776), (1932, 107784), (1996, 104328), (2016, 103293), (2208, 94311), (2268, 91816), (2484, 83832), (2576, 80838), (2592, 80339), (2898, 71856), (2994, 69552), (3024, 68862), (3312, 62874), (3493, 59616), (3726, 55888), (3864, 53892), (3992, 52164), (4347, 47904), (4491, 46368), (4536, 45908), (4968, 41916), (5152, 40419), (5796, 35928), (5988, 34776), (6048, 34431), (6624, 31437), (6986, 29808), (7452, 27944), (7728, 26946), (7984, 26082), (8694, 23952), (8982, 23184), (9072, 22954), (9936, 20958), (10479, 19872), (11477, 18144), (11592, 17964), (11976, 17388), (13041, 15968), (13473, 15456), (13972, 14904)]