1815292416

素因数分解:

$2^9\times 3^1\times 7^2\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:395

約数の個数: 240

約数和(自身を含む): 5709813120

約数和(自身を除く): 3894520704

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 84, 89, 96, 98, 112, 128, 147, 168, 178, 192, 196, 224, 256, 267, 271, 294, 336, 356, 384, 392, 448, 512, 534, 542, 588, 623, 672, 712, 768, 784, 813, 896, 1068, 1084, 1176, 1246, 1344, 1424, 1536, 1568, 1626, 1792, 1869, 1897, 2136, 2168, 2352, 2492, 2688, 2848, 3136, 3252, 3584, 3738, 3794, 4272, 4336, 4361, 4704, 4984, 5376, 5691, 5696, 6272, 6504, 7476, 7588, 8544, 8672, 8722, 9408, 9968, 10752, 11382, 11392, 12544, 13008, 13083, 13279, 14952, 15176, 17088, 17344, 17444, 18816, 19936, 22764, 22784, 24119, 25088, 26016, 26166, 26558, 29904, 30352, 34176, 34688, 34888, 37632, 39837, 39872, 45528, 45568, 48238, 52032, 52332, 53116, 59808, 60704, 68352, 69376, 69776, 72357, 75264, 79674, 79744, 91056, 96476, 104064, 104664, 106232, 119616, 121408, 136704, 138752, 139552, 144714, 159348, 159488, 168833, 182112, 192952, 208128, 209328, 212464, 239232, 242816, 279104, 289428, 318696, 318976, 337666, 364224, 385904, 416256, 418656, 424928, 478464, 485632, 506499, 558208, 578856, 637392, 675332, 728448, 771808, 837312, 849856, 956928, 971264, 1012998, 1116416, 1157712, 1181831, 1274784, 1350664, 1456896, 1543616, 1674624, 1699712, 2025996, 2232832, 2315424, 2363662, 2549568, 2701328, 2913792, 3087232, 3349248, 3399424, 3545493, 4051992, 4630848, 4727324, 5099136, 5402656, 6174464, 6698496, 6798848, 7090986, 8103984, 9261696, 9454648, 10198272, 10805312, 12348928, 14181972, 16207968, 18523392, 18909296, 20396544, 21610624, 28363944, 32415936, 37046784, 37818592, 43221248, 56727888, 64831872, 75637184, 86442496, 113455776, 129663744, 151274368, 226911552, 259327488, 302548736, 453823104, 605097472, 907646208, 1815292416]

約数ペア:

[(1, 1815292416), (2, 907646208), (3, 605097472), (4, 453823104), (6, 302548736), (7, 259327488), (8, 226911552), (12, 151274368), (14, 129663744), (16, 113455776), (21, 86442496), (24, 75637184), (28, 64831872), (32, 56727888), (42, 43221248), (48, 37818592), (49, 37046784), (56, 32415936), (64, 28363944), (84, 21610624), (89, 20396544), (96, 18909296), (98, 18523392), (112, 16207968), (128, 14181972), (147, 12348928), (168, 10805312), (178, 10198272), (192, 9454648), (196, 9261696), (224, 8103984), (256, 7090986), (267, 6798848), (271, 6698496), (294, 6174464), (336, 5402656), (356, 5099136), (384, 4727324), (392, 4630848), (448, 4051992), (512, 3545493), (534, 3399424), (542, 3349248), (588, 3087232), (623, 2913792), (672, 2701328), (712, 2549568), (768, 2363662), (784, 2315424), (813, 2232832), (896, 2025996), (1068, 1699712), (1084, 1674624), (1176, 1543616), (1246, 1456896), (1344, 1350664), (1424, 1274784), (1536, 1181831), (1568, 1157712), (1626, 1116416), (1792, 1012998), (1869, 971264), (1897, 956928), (2136, 849856), (2168, 837312), (2352, 771808), (2492, 728448), (2688, 675332), (2848, 637392), (3136, 578856), (3252, 558208), (3584, 506499), (3738, 485632), (3794, 478464), (4272, 424928), (4336, 418656), (4361, 416256), (4704, 385904), (4984, 364224), (5376, 337666), (5691, 318976), (5696, 318696), (6272, 289428), (6504, 279104), (7476, 242816), (7588, 239232), (8544, 212464), (8672, 209328), (8722, 208128), (9408, 192952), (9968, 182112), (10752, 168833), (11382, 159488), (11392, 159348), (12544, 144714), (13008, 139552), (13083, 138752), (13279, 136704), (14952, 121408), (15176, 119616), (17088, 106232), (17344, 104664), (17444, 104064), (18816, 96476), (19936, 91056), (22764, 79744), (22784, 79674), (24119, 75264), (25088, 72357), (26016, 69776), (26166, 69376), (26558, 68352), (29904, 60704), (30352, 59808), (34176, 53116), (34688, 52332), (34888, 52032), (37632, 48238), (39837, 45568), (39872, 45528)]