1389631488

素因数分解:

$2^{11}\times 3^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:520

約数の個数: 192

約数和(自身を含む): 4298112000

約数和(自身を除く): 2908480512

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 79, 84, 96, 112, 128, 158, 168, 192, 224, 237, 256, 316, 336, 384, 409, 448, 474, 512, 553, 632, 672, 768, 818, 896, 948, 1024, 1106, 1227, 1264, 1344, 1536, 1636, 1659, 1792, 1896, 2048, 2212, 2454, 2528, 2688, 2863, 3072, 3272, 3318, 3584, 3792, 4424, 4908, 5056, 5376, 5726, 6144, 6544, 6636, 7168, 7584, 8589, 8848, 9816, 10112, 10752, 11452, 13088, 13272, 14336, 15168, 17178, 17696, 19632, 20224, 21504, 22904, 26176, 26544, 30336, 32311, 34356, 35392, 39264, 40448, 43008, 45808, 52352, 53088, 60672, 64622, 68712, 70784, 78528, 80896, 91616, 96933, 104704, 106176, 121344, 129244, 137424, 141568, 157056, 161792, 183232, 193866, 209408, 212352, 226177, 242688, 258488, 274848, 283136, 314112, 366464, 387732, 418816, 424704, 452354, 485376, 516976, 549696, 566272, 628224, 678531, 732928, 775464, 837632, 849408, 904708, 1033952, 1099392, 1132544, 1256448, 1357062, 1465856, 1550928, 1698816, 1809416, 2067904, 2198784, 2512896, 2714124, 2931712, 3101856, 3397632, 3618832, 4135808, 4397568, 5428248, 5863424, 6203712, 7237664, 8271616, 8795136, 10856496, 12407424, 14475328, 16543232, 17590272, 21712992, 24814848, 28950656, 33086464, 43425984, 49629696, 57901312, 66172928, 86851968, 99259392, 115802624, 173703936, 198518784, 231605248, 347407872, 463210496, 694815744, 1389631488]

約数ペア:

[(1, 1389631488), (2, 694815744), (3, 463210496), (4, 347407872), (6, 231605248), (7, 198518784), (8, 173703936), (12, 115802624), (14, 99259392), (16, 86851968), (21, 66172928), (24, 57901312), (28, 49629696), (32, 43425984), (42, 33086464), (48, 28950656), (56, 24814848), (64, 21712992), (79, 17590272), (84, 16543232), (96, 14475328), (112, 12407424), (128, 10856496), (158, 8795136), (168, 8271616), (192, 7237664), (224, 6203712), (237, 5863424), (256, 5428248), (316, 4397568), (336, 4135808), (384, 3618832), (409, 3397632), (448, 3101856), (474, 2931712), (512, 2714124), (553, 2512896), (632, 2198784), (672, 2067904), (768, 1809416), (818, 1698816), (896, 1550928), (948, 1465856), (1024, 1357062), (1106, 1256448), (1227, 1132544), (1264, 1099392), (1344, 1033952), (1536, 904708), (1636, 849408), (1659, 837632), (1792, 775464), (1896, 732928), (2048, 678531), (2212, 628224), (2454, 566272), (2528, 549696), (2688, 516976), (2863, 485376), (3072, 452354), (3272, 424704), (3318, 418816), (3584, 387732), (3792, 366464), (4424, 314112), (4908, 283136), (5056, 274848), (5376, 258488), (5726, 242688), (6144, 226177), (6544, 212352), (6636, 209408), (7168, 193866), (7584, 183232), (8589, 161792), (8848, 157056), (9816, 141568), (10112, 137424), (10752, 129244), (11452, 121344), (13088, 106176), (13272, 104704), (14336, 96933), (15168, 91616), (17178, 80896), (17696, 78528), (19632, 70784), (20224, 68712), (21504, 64622), (22904, 60672), (26176, 53088), (26544, 52352), (30336, 45808), (32311, 43008), (34356, 40448), (35392, 39264)]