161888976

素因数分解:

$2^4\times 3^3\times {\mathrm{251}}^1\times {\mathrm{1493}}^1$

素因数の和:1761

約数の個数: 80

約数和(自身を含む): 466845120

約数和(自身を除く): 304956144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 251, 432, 502, 753, 1004, 1493, 1506, 2008, 2259, 2986, 3012, 4016, 4479, 4518, 5972, 6024, 6777, 8958, 9036, 11944, 12048, 13437, 13554, 17916, 18072, 23888, 26874, 27108, 35832, 36144, 40311, 53748, 54216, 71664, 80622, 107496, 108432, 161244, 214992, 322488, 374743, 644976, 749486, 1124229, 1498972, 2248458, 2997944, 3372687, 4496916, 5995888, 6745374, 8993832, 10118061, 13490748, 17987664, 20236122, 26981496, 40472244, 53962992, 80944488, 161888976]

約数ペア:

[(1, 161888976), (2, 80944488), (3, 53962992), (4, 40472244), (6, 26981496), (8, 20236122), (9, 17987664), (12, 13490748), (16, 10118061), (18, 8993832), (24, 6745374), (27, 5995888), (36, 4496916), (48, 3372687), (54, 2997944), (72, 2248458), (108, 1498972), (144, 1124229), (216, 749486), (251, 644976), (432, 374743), (502, 322488), (753, 214992), (1004, 161244), (1493, 108432), (1506, 107496), (2008, 80622), (2259, 71664), (2986, 54216), (3012, 53748), (4016, 40311), (4479, 36144), (4518, 35832), (5972, 27108), (6024, 26874), (6777, 23888), (8958, 18072), (9036, 17916), (11944, 13554), (12048, 13437)]