688632048

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{1019}}^1$

素因数の和:1084

約数の個数: 180

約数和(自身を含む): 2192594040

約数和(自身を除く): 1503961992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 19, 24, 26, 36, 38, 39, 48, 52, 57, 72, 76, 78, 104, 114, 117, 144, 152, 156, 171, 208, 228, 234, 247, 304, 312, 342, 361, 456, 468, 494, 624, 684, 722, 741, 912, 936, 988, 1019, 1083, 1368, 1444, 1482, 1872, 1976, 2038, 2166, 2223, 2736, 2888, 2964, 3057, 3249, 3952, 4076, 4332, 4446, 4693, 5776, 5928, 6114, 6498, 8152, 8664, 8892, 9171, 9386, 11856, 12228, 12996, 13247, 14079, 16304, 17328, 17784, 18342, 18772, 19361, 24456, 25992, 26494, 28158, 35568, 36684, 37544, 38722, 39741, 42237, 48912, 51984, 52988, 56316, 58083, 73368, 75088, 77444, 79482, 84474, 105976, 112632, 116166, 119223, 146736, 154888, 158964, 168948, 174249, 211952, 225264, 232332, 238446, 251693, 309776, 317928, 337896, 348498, 367859, 464664, 476892, 503386, 635856, 675792, 696996, 735718, 755079, 929328, 953784, 1006772, 1103577, 1393992, 1471436, 1510158, 1907568, 2013544, 2207154, 2265237, 2787984, 2942872, 3020316, 3310731, 4027088, 4414308, 4530474, 4782167, 5885744, 6040632, 6621462, 8828616, 9060948, 9564334, 12081264, 13242924, 14346501, 17657232, 18121896, 19128668, 26485848, 28693002, 36243792, 38257336, 43039503, 52971696, 57386004, 76514672, 86079006, 114772008, 172158012, 229544016, 344316024, 688632048]

約数ペア:

[(1, 688632048), (2, 344316024), (3, 229544016), (4, 172158012), (6, 114772008), (8, 86079006), (9, 76514672), (12, 57386004), (13, 52971696), (16, 43039503), (18, 38257336), (19, 36243792), (24, 28693002), (26, 26485848), (36, 19128668), (38, 18121896), (39, 17657232), (48, 14346501), (52, 13242924), (57, 12081264), (72, 9564334), (76, 9060948), (78, 8828616), (104, 6621462), (114, 6040632), (117, 5885744), (144, 4782167), (152, 4530474), (156, 4414308), (171, 4027088), (208, 3310731), (228, 3020316), (234, 2942872), (247, 2787984), (304, 2265237), (312, 2207154), (342, 2013544), (361, 1907568), (456, 1510158), (468, 1471436), (494, 1393992), (624, 1103577), (684, 1006772), (722, 953784), (741, 929328), (912, 755079), (936, 735718), (988, 696996), (1019, 675792), (1083, 635856), (1368, 503386), (1444, 476892), (1482, 464664), (1872, 367859), (1976, 348498), (2038, 337896), (2166, 317928), (2223, 309776), (2736, 251693), (2888, 238446), (2964, 232332), (3057, 225264), (3249, 211952), (3952, 174249), (4076, 168948), (4332, 158964), (4446, 154888), (4693, 146736), (5776, 119223), (5928, 116166), (6114, 112632), (6498, 105976), (8152, 84474), (8664, 79482), (8892, 77444), (9171, 75088), (9386, 73368), (11856, 58083), (12228, 56316), (12996, 52988), (13247, 51984), (14079, 48912), (16304, 42237), (17328, 39741), (17784, 38722), (18342, 37544), (18772, 36684), (19361, 35568), (24456, 28158), (25992, 26494)]