66216816

素因数分解:

$2^4\times 3^2\times {\mathrm{23}}^1\times {\mathrm{19993}}^1$

素因数の和:20030

約数の個数: 60

約数和(自身を含む): 193381968

約数和(自身を除く): 127165152

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 23, 24, 36, 46, 48, 69, 72, 92, 138, 144, 184, 207, 276, 368, 414, 552, 828, 1104, 1656, 3312, 19993, 39986, 59979, 79972, 119958, 159944, 179937, 239916, 319888, 359874, 459839, 479832, 719748, 919678, 959664, 1379517, 1439496, 1839356, 2759034, 2878992, 3678712, 4138551, 5518068, 7357424, 8277102, 11036136, 16554204, 22072272, 33108408, 66216816]

約数ペア:

[(1, 66216816), (2, 33108408), (3, 22072272), (4, 16554204), (6, 11036136), (8, 8277102), (9, 7357424), (12, 5518068), (16, 4138551), (18, 3678712), (23, 2878992), (24, 2759034), (36, 1839356), (46, 1439496), (48, 1379517), (69, 959664), (72, 919678), (92, 719748), (138, 479832), (144, 459839), (184, 359874), (207, 319888), (276, 239916), (368, 179937), (414, 159944), (552, 119958), (828, 79972), (1104, 59979), (1656, 39986), (3312, 19993)]