6940000256

素因数分解:

$2^{19}\times 7^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 160

約数和(自身を含む): 16642982400

約数和(自身を除く): 9702982144

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 61, 62, 64, 112, 122, 124, 128, 217, 224, 244, 248, 256, 427, 434, 448, 488, 496, 512, 854, 868, 896, 976, 992, 1024, 1708, 1736, 1792, 1891, 1952, 1984, 2048, 3416, 3472, 3584, 3782, 3904, 3968, 4096, 6832, 6944, 7168, 7564, 7808, 7936, 8192, 13237, 13664, 13888, 14336, 15128, 15616, 15872, 16384, 26474, 27328, 27776, 28672, 30256, 31232, 31744, 32768, 52948, 54656, 55552, 57344, 60512, 62464, 63488, 65536, 105896, 109312, 111104, 114688, 121024, 124928, 126976, 131072, 211792, 218624, 222208, 229376, 242048, 249856, 253952, 262144, 423584, 437248, 444416, 458752, 484096, 499712, 507904, 524288, 847168, 874496, 888832, 917504, 968192, 999424, 1015808, 1694336, 1748992, 1777664, 1835008, 1936384, 1998848, 2031616, 3388672, 3497984, 3555328, 3670016, 3872768, 3997696, 4063232, 6777344, 6995968, 7110656, 7745536, 7995392, 8126464, 13554688, 13991936, 14221312, 15491072, 15990784, 16252928, 27109376, 27983872, 28442624, 30982144, 31981568, 54218752, 55967744, 56885248, 61964288, 108437504, 111935488, 113770496, 123928576, 216875008, 223870976, 247857152, 433750016, 495714304, 867500032, 991428608, 1735000064, 3470000128, 6940000256]

約数ペア:

[(1, 6940000256), (2, 3470000128), (4, 1735000064), (7, 991428608), (8, 867500032), (14, 495714304), (16, 433750016), (28, 247857152), (31, 223870976), (32, 216875008), (56, 123928576), (61, 113770496), (62, 111935488), (64, 108437504), (112, 61964288), (122, 56885248), (124, 55967744), (128, 54218752), (217, 31981568), (224, 30982144), (244, 28442624), (248, 27983872), (256, 27109376), (427, 16252928), (434, 15990784), (448, 15491072), (488, 14221312), (496, 13991936), (512, 13554688), (854, 8126464), (868, 7995392), (896, 7745536), (976, 7110656), (992, 6995968), (1024, 6777344), (1708, 4063232), (1736, 3997696), (1792, 3872768), (1891, 3670016), (1952, 3555328), (1984, 3497984), (2048, 3388672), (3416, 2031616), (3472, 1998848), (3584, 1936384), (3782, 1835008), (3904, 1777664), (3968, 1748992), (4096, 1694336), (6832, 1015808), (6944, 999424), (7168, 968192), (7564, 917504), (7808, 888832), (7936, 874496), (8192, 847168), (13237, 524288), (13664, 507904), (13888, 499712), (14336, 484096), (15128, 458752), (15616, 444416), (15872, 437248), (16384, 423584), (26474, 262144), (27328, 253952), (27776, 249856), (28672, 242048), (30256, 229376), (31232, 222208), (31744, 218624), (32768, 211792), (52948, 131072), (54656, 126976), (55552, 124928), (57344, 121024), (60512, 114688), (62464, 111104), (63488, 109312), (65536, 105896)]