122928740

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{643}}^1$

素因数の和:753

約数の個数: 72

約数和(自身を含む): 287790720

約数和(自身を除く): 164861980

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 79, 110, 121, 158, 220, 242, 316, 395, 484, 605, 643, 790, 869, 1210, 1286, 1580, 1738, 2420, 2572, 3215, 3476, 4345, 6430, 7073, 8690, 9559, 12860, 14146, 17380, 19118, 28292, 35365, 38236, 47795, 50797, 70730, 77803, 95590, 101594, 141460, 155606, 191180, 203188, 253985, 311212, 389015, 507970, 558767, 778030, 1015940, 1117534, 1556060, 2235068, 2793835, 5587670, 6146437, 11175340, 12292874, 24585748, 30732185, 61464370, 122928740]

約数ペア:

[(1, 122928740), (2, 61464370), (4, 30732185), (5, 24585748), (10, 12292874), (11, 11175340), (20, 6146437), (22, 5587670), (44, 2793835), (55, 2235068), (79, 1556060), (110, 1117534), (121, 1015940), (158, 778030), (220, 558767), (242, 507970), (316, 389015), (395, 311212), (484, 253985), (605, 203188), (643, 191180), (790, 155606), (869, 141460), (1210, 101594), (1286, 95590), (1580, 77803), (1738, 70730), (2420, 50797), (2572, 47795), (3215, 38236), (3476, 35365), (4345, 28292), (6430, 19118), (7073, 17380), (8690, 14146), (9559, 12860)]