490495488

素因数分解:

$2^9\times 3^1\times 7^5\times {\mathrm{19}}^1$

素因数の和:75

約数の個数: 240

約数和(自身を含む): 1604718720

約数和(自身を除く): 1114223232

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 19, 21, 24, 28, 32, 38, 42, 48, 49, 56, 57, 64, 76, 84, 96, 98, 112, 114, 128, 133, 147, 152, 168, 192, 196, 224, 228, 256, 266, 294, 304, 336, 343, 384, 392, 399, 448, 456, 512, 532, 588, 608, 672, 686, 768, 784, 798, 896, 912, 931, 1029, 1064, 1176, 1216, 1344, 1372, 1536, 1568, 1596, 1792, 1824, 1862, 2058, 2128, 2352, 2401, 2432, 2688, 2744, 2793, 3136, 3192, 3584, 3648, 3724, 4116, 4256, 4704, 4802, 4864, 5376, 5488, 5586, 6272, 6384, 6517, 7203, 7296, 7448, 8232, 8512, 9408, 9604, 9728, 10752, 10976, 11172, 12544, 12768, 13034, 14406, 14592, 14896, 16464, 16807, 17024, 18816, 19208, 19551, 21952, 22344, 25088, 25536, 26068, 28812, 29184, 29792, 32928, 33614, 34048, 37632, 38416, 39102, 43904, 44688, 45619, 50421, 51072, 52136, 57624, 59584, 65856, 67228, 68096, 75264, 76832, 78204, 87808, 89376, 91238, 100842, 102144, 104272, 115248, 119168, 131712, 134456, 136857, 153664, 156408, 175616, 178752, 182476, 201684, 204288, 208544, 230496, 238336, 263424, 268912, 273714, 307328, 312816, 319333, 357504, 364952, 403368, 417088, 460992, 476672, 526848, 537824, 547428, 614656, 625632, 638666, 715008, 729904, 806736, 834176, 921984, 957999, 1075648, 1094856, 1229312, 1251264, 1277332, 1430016, 1459808, 1613472, 1668352, 1843968, 1915998, 2151296, 2189712, 2502528, 2554664, 2919616, 3226944, 3336704, 3687936, 3831996, 4302592, 4379424, 5005056, 5109328, 5839232, 6453888, 7663992, 8605184, 8758848, 10010112, 10218656, 11678464, 12907776, 15327984, 17517696, 20437312, 23356928, 25815552, 30655968, 35035392, 40874624, 61311936, 70070784, 81749248, 122623872, 163498496, 245247744, 490495488]

約数ペア:

[(1, 490495488), (2, 245247744), (3, 163498496), (4, 122623872), (6, 81749248), (7, 70070784), (8, 61311936), (12, 40874624), (14, 35035392), (16, 30655968), (19, 25815552), (21, 23356928), (24, 20437312), (28, 17517696), (32, 15327984), (38, 12907776), (42, 11678464), (48, 10218656), (49, 10010112), (56, 8758848), (57, 8605184), (64, 7663992), (76, 6453888), (84, 5839232), (96, 5109328), (98, 5005056), (112, 4379424), (114, 4302592), (128, 3831996), (133, 3687936), (147, 3336704), (152, 3226944), (168, 2919616), (192, 2554664), (196, 2502528), (224, 2189712), (228, 2151296), (256, 1915998), (266, 1843968), (294, 1668352), (304, 1613472), (336, 1459808), (343, 1430016), (384, 1277332), (392, 1251264), (399, 1229312), (448, 1094856), (456, 1075648), (512, 957999), (532, 921984), (588, 834176), (608, 806736), (672, 729904), (686, 715008), (768, 638666), (784, 625632), (798, 614656), (896, 547428), (912, 537824), (931, 526848), (1029, 476672), (1064, 460992), (1176, 417088), (1216, 403368), (1344, 364952), (1372, 357504), (1536, 319333), (1568, 312816), (1596, 307328), (1792, 273714), (1824, 268912), (1862, 263424), (2058, 238336), (2128, 230496), (2352, 208544), (2401, 204288), (2432, 201684), (2688, 182476), (2744, 178752), (2793, 175616), (3136, 156408), (3192, 153664), (3584, 136857), (3648, 134456), (3724, 131712), (4116, 119168), (4256, 115248), (4704, 104272), (4802, 102144), (4864, 100842), (5376, 91238), (5488, 89376), (5586, 87808), (6272, 78204), (6384, 76832), (6517, 75264), (7203, 68096), (7296, 67228), (7448, 65856), (8232, 59584), (8512, 57624), (9408, 52136), (9604, 51072), (9728, 50421), (10752, 45619), (10976, 44688), (11172, 43904), (12544, 39102), (12768, 38416), (13034, 37632), (14406, 34048), (14592, 33614), (14896, 32928), (16464, 29792), (16807, 29184), (17024, 28812), (18816, 26068), (19208, 25536), (19551, 25088), (21952, 22344)]