1338989568

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{877}}^1$

素因数の和:978

約数の個数: 176

約数和(自身を含む): 4140900864

約数和(自身を除く): 2801911296

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 64, 71, 84, 96, 112, 128, 142, 168, 192, 213, 224, 256, 284, 336, 384, 426, 448, 497, 512, 568, 672, 768, 852, 877, 896, 994, 1024, 1136, 1344, 1491, 1536, 1704, 1754, 1792, 1988, 2272, 2631, 2688, 2982, 3072, 3408, 3508, 3584, 3976, 4544, 5262, 5376, 5964, 6139, 6816, 7016, 7168, 7952, 9088, 10524, 10752, 11928, 12278, 13632, 14032, 15904, 18176, 18417, 21048, 21504, 23856, 24556, 27264, 28064, 31808, 36352, 36834, 42096, 47712, 49112, 54528, 56128, 62267, 63616, 72704, 73668, 84192, 95424, 98224, 109056, 112256, 124534, 127232, 147336, 168384, 186801, 190848, 196448, 218112, 224512, 249068, 254464, 294672, 336768, 373602, 381696, 392896, 435869, 449024, 498136, 508928, 589344, 673536, 747204, 763392, 785792, 871738, 898048, 996272, 1178688, 1307607, 1347072, 1494408, 1526784, 1571584, 1743476, 1992544, 2357376, 2615214, 2694144, 2988816, 3143168, 3486952, 3985088, 4714752, 5230428, 5977632, 6286336, 6973904, 7970176, 9429504, 10460856, 11955264, 13947808, 15940352, 18859008, 20921712, 23910528, 27895616, 31880704, 41843424, 47821056, 55791232, 63761408, 83686848, 95642112, 111582464, 167373696, 191284224, 223164928, 334747392, 446329856, 669494784, 1338989568]

約数ペア:

[(1, 1338989568), (2, 669494784), (3, 446329856), (4, 334747392), (6, 223164928), (7, 191284224), (8, 167373696), (12, 111582464), (14, 95642112), (16, 83686848), (21, 63761408), (24, 55791232), (28, 47821056), (32, 41843424), (42, 31880704), (48, 27895616), (56, 23910528), (64, 20921712), (71, 18859008), (84, 15940352), (96, 13947808), (112, 11955264), (128, 10460856), (142, 9429504), (168, 7970176), (192, 6973904), (213, 6286336), (224, 5977632), (256, 5230428), (284, 4714752), (336, 3985088), (384, 3486952), (426, 3143168), (448, 2988816), (497, 2694144), (512, 2615214), (568, 2357376), (672, 1992544), (768, 1743476), (852, 1571584), (877, 1526784), (896, 1494408), (994, 1347072), (1024, 1307607), (1136, 1178688), (1344, 996272), (1491, 898048), (1536, 871738), (1704, 785792), (1754, 763392), (1792, 747204), (1988, 673536), (2272, 589344), (2631, 508928), (2688, 498136), (2982, 449024), (3072, 435869), (3408, 392896), (3508, 381696), (3584, 373602), (3976, 336768), (4544, 294672), (5262, 254464), (5376, 249068), (5964, 224512), (6139, 218112), (6816, 196448), (7016, 190848), (7168, 186801), (7952, 168384), (9088, 147336), (10524, 127232), (10752, 124534), (11928, 112256), (12278, 109056), (13632, 98224), (14032, 95424), (15904, 84192), (18176, 73668), (18417, 72704), (21048, 63616), (21504, 62267), (23856, 56128), (24556, 54528), (27264, 49112), (28064, 47712), (31808, 42096), (36352, 36834)]