664741968

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{4787}}^1$

素因数の和:5072

約数の個数: 80

約数和(自身を含む): 1880879616

約数和(自身を除く): 1216137648

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 33, 44, 48, 66, 88, 132, 176, 263, 264, 526, 528, 789, 1052, 1578, 2104, 2893, 3156, 4208, 4787, 5786, 6312, 8679, 9574, 11572, 12624, 14361, 17358, 19148, 23144, 28722, 34716, 38296, 46288, 52657, 57444, 69432, 76592, 105314, 114888, 138864, 157971, 210628, 229776, 315942, 421256, 631884, 842512, 1258981, 1263768, 2517962, 2527536, 3776943, 5035924, 7553886, 10071848, 13848791, 15107772, 20143696, 27697582, 30215544, 41546373, 55395164, 60431088, 83092746, 110790328, 166185492, 221580656, 332370984, 664741968]

約数ペア:

[(1, 664741968), (2, 332370984), (3, 221580656), (4, 166185492), (6, 110790328), (8, 83092746), (11, 60431088), (12, 55395164), (16, 41546373), (22, 30215544), (24, 27697582), (33, 20143696), (44, 15107772), (48, 13848791), (66, 10071848), (88, 7553886), (132, 5035924), (176, 3776943), (263, 2527536), (264, 2517962), (526, 1263768), (528, 1258981), (789, 842512), (1052, 631884), (1578, 421256), (2104, 315942), (2893, 229776), (3156, 210628), (4208, 157971), (4787, 138864), (5786, 114888), (6312, 105314), (8679, 76592), (9574, 69432), (11572, 57444), (12624, 52657), (14361, 46288), (17358, 38296), (19148, 34716), (23144, 28722)]