278003712

素因数分解:

$2^{17}\times 3^1\times 7^1\times {\mathrm{101}}^1$

素因数の和:145

約数の個数: 144

約数和(自身を含む): 855634752

約数和(自身を除く): 577631040

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 84, 96, 101, 112, 128, 168, 192, 202, 224, 256, 303, 336, 384, 404, 448, 512, 606, 672, 707, 768, 808, 896, 1024, 1212, 1344, 1414, 1536, 1616, 1792, 2048, 2121, 2424, 2688, 2828, 3072, 3232, 3584, 4096, 4242, 4848, 5376, 5656, 6144, 6464, 7168, 8192, 8484, 9696, 10752, 11312, 12288, 12928, 14336, 16384, 16968, 19392, 21504, 22624, 24576, 25856, 28672, 32768, 33936, 38784, 43008, 45248, 49152, 51712, 57344, 65536, 67872, 77568, 86016, 90496, 98304, 103424, 114688, 131072, 135744, 155136, 172032, 180992, 196608, 206848, 229376, 271488, 310272, 344064, 361984, 393216, 413696, 458752, 542976, 620544, 688128, 723968, 827392, 917504, 1085952, 1241088, 1376256, 1447936, 1654784, 2171904, 2482176, 2752512, 2895872, 3309568, 4343808, 4964352, 5791744, 6619136, 8687616, 9928704, 11583488, 13238272, 17375232, 19857408, 23166976, 34750464, 39714816, 46333952, 69500928, 92667904, 139001856, 278003712]

約数ペア:

[(1, 278003712), (2, 139001856), (3, 92667904), (4, 69500928), (6, 46333952), (7, 39714816), (8, 34750464), (12, 23166976), (14, 19857408), (16, 17375232), (21, 13238272), (24, 11583488), (28, 9928704), (32, 8687616), (42, 6619136), (48, 5791744), (56, 4964352), (64, 4343808), (84, 3309568), (96, 2895872), (101, 2752512), (112, 2482176), (128, 2171904), (168, 1654784), (192, 1447936), (202, 1376256), (224, 1241088), (256, 1085952), (303, 917504), (336, 827392), (384, 723968), (404, 688128), (448, 620544), (512, 542976), (606, 458752), (672, 413696), (707, 393216), (768, 361984), (808, 344064), (896, 310272), (1024, 271488), (1212, 229376), (1344, 206848), (1414, 196608), (1536, 180992), (1616, 172032), (1792, 155136), (2048, 135744), (2121, 131072), (2424, 114688), (2688, 103424), (2828, 98304), (3072, 90496), (3232, 86016), (3584, 77568), (4096, 67872), (4242, 65536), (4848, 57344), (5376, 51712), (5656, 49152), (6144, 45248), (6464, 43008), (7168, 38784), (8192, 33936), (8484, 32768), (9696, 28672), (10752, 25856), (11312, 24576), (12288, 22624), (12928, 21504), (14336, 19392), (16384, 16968)]