1821840384

素因数分解:

$2^{10}\times 3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1$

素因数の和:83

約数の個数: 440

約数和(自身を含む): 6421684640

約数和(自身を除く): 4599844256

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 19, 21, 24, 26, 28, 32, 38, 39, 42, 48, 49, 52, 56, 57, 64, 76, 78, 84, 91, 96, 98, 104, 112, 114, 128, 133, 147, 152, 156, 168, 182, 192, 196, 208, 224, 228, 247, 256, 266, 273, 294, 304, 312, 336, 343, 364, 384, 392, 399, 416, 448, 456, 494, 512, 532, 546, 588, 608, 624, 637, 672, 686, 728, 741, 768, 784, 798, 832, 896, 912, 931, 988, 1024, 1029, 1064, 1092, 1176, 1216, 1248, 1274, 1344, 1372, 1456, 1482, 1536, 1568, 1596, 1664, 1729, 1792, 1824, 1862, 1911, 1976, 2058, 2128, 2184, 2352, 2401, 2432, 2496, 2548, 2688, 2744, 2793, 2912, 2964, 3072, 3136, 3192, 3328, 3458, 3584, 3648, 3724, 3822, 3952, 4116, 4256, 4368, 4459, 4704, 4802, 4864, 4992, 5096, 5187, 5376, 5488, 5586, 5824, 5928, 6272, 6384, 6517, 6656, 6916, 7168, 7203, 7296, 7448, 7644, 7904, 8232, 8512, 8736, 8918, 9408, 9604, 9728, 9984, 10192, 10374, 10752, 10976, 11172, 11648, 11856, 12103, 12544, 12768, 13034, 13312, 13377, 13832, 14406, 14592, 14896, 15288, 15808, 16464, 17024, 17472, 17836, 18816, 19208, 19456, 19551, 19968, 20384, 20748, 21504, 21952, 22344, 23296, 23712, 24206, 25088, 25536, 26068, 26754, 27664, 28812, 29184, 29792, 30576, 31213, 31616, 32928, 34048, 34944, 35672, 36309, 37632, 38416, 39102, 39936, 40768, 41496, 43904, 44688, 45619, 46592, 47424, 48412, 50176, 51072, 52136, 53508, 55328, 57624, 58368, 59584, 61152, 62426, 63232, 65856, 68096, 69888, 71344, 72618, 75264, 76832, 78204, 81536, 82992, 84721, 87808, 89376, 91238, 93184, 93639, 94848, 96824, 102144, 104272, 107016, 110656, 115248, 119168, 122304, 124852, 126464, 131712, 136192, 136857, 139776, 142688, 145236, 150528, 153664, 156408, 163072, 165984, 169442, 175616, 178752, 182476, 187278, 189696, 193648, 204288, 208544, 214032, 221312, 230496, 238336, 244608, 249704, 252928, 254163, 263424, 273714, 279552, 285376, 290472, 307328, 312816, 326144, 331968, 338884, 351232, 357504, 364952, 374556, 379392, 387296, 408576, 417088, 428064, 442624, 460992, 476672, 489216, 499408, 508326, 526848, 547428, 570752, 580944, 593047, 614656, 625632, 652288, 663936, 677768, 715008, 729904, 749112, 758784, 774592, 834176, 856128, 885248, 921984, 953344, 978432, 998816, 1016652, 1053696, 1094856, 1141504, 1161888, 1186094, 1229312, 1251264, 1327872, 1355536, 1430016, 1459808, 1498224, 1549184, 1668352, 1712256, 1770496, 1779141, 1843968, 1956864, 1997632, 2033304, 2189712, 2283008, 2323776, 2372188, 2458624, 2502528, 2655744, 2711072, 2860032, 2919616, 2996448, 3098368, 3336704, 3424512, 3558282, 3687936, 3995264, 4066608, 4379424, 4566016, 4647552, 4744376, 5005056, 5311488, 5422144, 5839232, 5992896, 6196736, 6673408, 6849024, 7116564, 7375872, 7990528, 8133216, 8758848, 9295104, 9488752, 10010112, 10844288, 11678464, 11985792, 12393472, 13698048, 14233128, 15981056, 16266432, 17517696, 18590208, 18977504, 20020224, 21688576, 23356928, 23971584, 28466256, 31962112, 32532864, 35035392, 37180416, 37955008, 43377152, 46713856, 47943168, 56932512, 65065728, 70070784, 75910016, 86754304, 95886336, 113865024, 130131456, 140141568, 151820032, 227730048, 260262912, 303640064, 455460096, 607280128, 910920192, 1821840384]

約数ペア:

[(1, 1821840384), (2, 910920192), (3, 607280128), (4, 455460096), (6, 303640064), (7, 260262912), (8, 227730048), (12, 151820032), (13, 140141568), (14, 130131456), (16, 113865024), (19, 95886336), (21, 86754304), (24, 75910016), (26, 70070784), (28, 65065728), (32, 56932512), (38, 47943168), (39, 46713856), (42, 43377152), (48, 37955008), (49, 37180416), (52, 35035392), (56, 32532864), (57, 31962112), (64, 28466256), (76, 23971584), (78, 23356928), (84, 21688576), (91, 20020224), (96, 18977504), (98, 18590208), (104, 17517696), (112, 16266432), (114, 15981056), (128, 14233128), (133, 13698048), (147, 12393472), (152, 11985792), (156, 11678464), (168, 10844288), (182, 10010112), (192, 9488752), (196, 9295104), (208, 8758848), (224, 8133216), (228, 7990528), (247, 7375872), (256, 7116564), (266, 6849024), (273, 6673408), (294, 6196736), (304, 5992896), (312, 5839232), (336, 5422144), (343, 5311488), (364, 5005056), (384, 4744376), (392, 4647552), (399, 4566016), (416, 4379424), (448, 4066608), (456, 3995264), (494, 3687936), (512, 3558282), (532, 3424512), (546, 3336704), (588, 3098368), (608, 2996448), (624, 2919616), (637, 2860032), (672, 2711072), (686, 2655744), (728, 2502528), (741, 2458624), (768, 2372188), (784, 2323776), (798, 2283008), (832, 2189712), (896, 2033304), (912, 1997632), (931, 1956864), (988, 1843968), (1024, 1779141), (1029, 1770496), (1064, 1712256), (1092, 1668352), (1176, 1549184), (1216, 1498224), (1248, 1459808), (1274, 1430016), (1344, 1355536), (1372, 1327872), (1456, 1251264), (1482, 1229312), (1536, 1186094), (1568, 1161888), (1596, 1141504), (1664, 1094856), (1729, 1053696), (1792, 1016652), (1824, 998816), (1862, 978432), (1911, 953344), (1976, 921984), (2058, 885248), (2128, 856128), (2184, 834176), (2352, 774592), (2401, 758784), (2432, 749112), (2496, 729904), (2548, 715008), (2688, 677768), (2744, 663936), (2793, 652288), (2912, 625632), (2964, 614656), (3072, 593047), (3136, 580944), (3192, 570752), (3328, 547428), (3458, 526848), (3584, 508326), (3648, 499408), (3724, 489216), (3822, 476672), (3952, 460992), (4116, 442624), (4256, 428064), (4368, 417088), (4459, 408576), (4704, 387296), (4802, 379392), (4864, 374556), (4992, 364952), (5096, 357504), (5187, 351232), (5376, 338884), (5488, 331968), (5586, 326144), (5824, 312816), (5928, 307328), (6272, 290472), (6384, 285376), (6517, 279552), (6656, 273714), (6916, 263424), (7168, 254163), (7203, 252928), (7296, 249704), (7448, 244608), (7644, 238336), (7904, 230496), (8232, 221312), (8512, 214032), (8736, 208544), (8918, 204288), (9408, 193648), (9604, 189696), (9728, 187278), (9984, 182476), (10192, 178752), (10374, 175616), (10752, 169442), (10976, 165984), (11172, 163072), (11648, 156408), (11856, 153664), (12103, 150528), (12544, 145236), (12768, 142688), (13034, 139776), (13312, 136857), (13377, 136192), (13832, 131712), (14406, 126464), (14592, 124852), (14896, 122304), (15288, 119168), (15808, 115248), (16464, 110656), (17024, 107016), (17472, 104272), (17836, 102144), (18816, 96824), (19208, 94848), (19456, 93639), (19551, 93184), (19968, 91238), (20384, 89376), (20748, 87808), (21504, 84721), (21952, 82992), (22344, 81536), (23296, 78204), (23712, 76832), (24206, 75264), (25088, 72618), (25536, 71344), (26068, 69888), (26754, 68096), (27664, 65856), (28812, 63232), (29184, 62426), (29792, 61152), (30576, 59584), (31213, 58368), (31616, 57624), (32928, 55328), (34048, 53508), (34944, 52136), (35672, 51072), (36309, 50176), (37632, 48412), (38416, 47424), (39102, 46592), (39936, 45619), (40768, 44688), (41496, 43904)]