1278197760

素因数分解:

$2^{14}\times 3^1\times 5^1\times 7^1\times {\mathrm{743}}^1$

素因数の和:786

約数の個数: 240

約数和(自身を含む): 4680700416

約数和(自身を除く): 3402502656

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 64, 70, 80, 84, 96, 105, 112, 120, 128, 140, 160, 168, 192, 210, 224, 240, 256, 280, 320, 336, 384, 420, 448, 480, 512, 560, 640, 672, 743, 768, 840, 896, 960, 1024, 1120, 1280, 1344, 1486, 1536, 1680, 1792, 1920, 2048, 2229, 2240, 2560, 2688, 2972, 3072, 3360, 3584, 3715, 3840, 4096, 4458, 4480, 5120, 5201, 5376, 5944, 6144, 6720, 7168, 7430, 7680, 8192, 8916, 8960, 10240, 10402, 10752, 11145, 11888, 12288, 13440, 14336, 14860, 15360, 15603, 16384, 17832, 17920, 20480, 20804, 21504, 22290, 23776, 24576, 26005, 26880, 28672, 29720, 30720, 31206, 35664, 35840, 40960, 41608, 43008, 44580, 47552, 49152, 52010, 53760, 57344, 59440, 61440, 62412, 71328, 71680, 78015, 81920, 83216, 86016, 89160, 95104, 104020, 107520, 114688, 118880, 122880, 124824, 142656, 143360, 156030, 166432, 172032, 178320, 190208, 208040, 215040, 237760, 245760, 249648, 285312, 286720, 312060, 332864, 344064, 356640, 380416, 416080, 430080, 475520, 499296, 570624, 573440, 624120, 665728, 713280, 760832, 832160, 860160, 951040, 998592, 1141248, 1248240, 1331456, 1426560, 1521664, 1664320, 1720320, 1902080, 1997184, 2282496, 2496480, 2662912, 2853120, 3043328, 3328640, 3804160, 3994368, 4564992, 4992960, 5325824, 5706240, 6086656, 6657280, 7608320, 7988736, 9129984, 9985920, 10651648, 11412480, 12173312, 13314560, 15216640, 15977472, 18259968, 19971840, 21303296, 22824960, 26629120, 30433280, 31954944, 36519936, 39943680, 42606592, 45649920, 53258240, 60866560, 63909888, 79887360, 85213184, 91299840, 106516480, 127819776, 159774720, 182599680, 213032960, 255639552, 319549440, 426065920, 639098880, 1278197760]

約数ペア:

[(1, 1278197760), (2, 639098880), (3, 426065920), (4, 319549440), (5, 255639552), (6, 213032960), (7, 182599680), (8, 159774720), (10, 127819776), (12, 106516480), (14, 91299840), (15, 85213184), (16, 79887360), (20, 63909888), (21, 60866560), (24, 53258240), (28, 45649920), (30, 42606592), (32, 39943680), (35, 36519936), (40, 31954944), (42, 30433280), (48, 26629120), (56, 22824960), (60, 21303296), (64, 19971840), (70, 18259968), (80, 15977472), (84, 15216640), (96, 13314560), (105, 12173312), (112, 11412480), (120, 10651648), (128, 9985920), (140, 9129984), (160, 7988736), (168, 7608320), (192, 6657280), (210, 6086656), (224, 5706240), (240, 5325824), (256, 4992960), (280, 4564992), (320, 3994368), (336, 3804160), (384, 3328640), (420, 3043328), (448, 2853120), (480, 2662912), (512, 2496480), (560, 2282496), (640, 1997184), (672, 1902080), (743, 1720320), (768, 1664320), (840, 1521664), (896, 1426560), (960, 1331456), (1024, 1248240), (1120, 1141248), (1280, 998592), (1344, 951040), (1486, 860160), (1536, 832160), (1680, 760832), (1792, 713280), (1920, 665728), (2048, 624120), (2229, 573440), (2240, 570624), (2560, 499296), (2688, 475520), (2972, 430080), (3072, 416080), (3360, 380416), (3584, 356640), (3715, 344064), (3840, 332864), (4096, 312060), (4458, 286720), (4480, 285312), (5120, 249648), (5201, 245760), (5376, 237760), (5944, 215040), (6144, 208040), (6720, 190208), (7168, 178320), (7430, 172032), (7680, 166432), (8192, 156030), (8916, 143360), (8960, 142656), (10240, 124824), (10402, 122880), (10752, 118880), (11145, 114688), (11888, 107520), (12288, 104020), (13440, 95104), (14336, 89160), (14860, 86016), (15360, 83216), (15603, 81920), (16384, 78015), (17832, 71680), (17920, 71328), (20480, 62412), (20804, 61440), (21504, 59440), (22290, 57344), (23776, 53760), (24576, 52010), (26005, 49152), (26880, 47552), (28672, 44580), (29720, 43008), (30720, 41608), (31206, 40960), (35664, 35840)]