138120640

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:534

約数の個数: 112

約数和(自身を含む): 379000512

約数和(自身を除く): 240879872

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 197, 224, 280, 313, 320, 394, 448, 560, 626, 788, 985, 1120, 1252, 1379, 1565, 1576, 1970, 2191, 2240, 2504, 2758, 3130, 3152, 3940, 4382, 5008, 5516, 6260, 6304, 6895, 7880, 8764, 10016, 10955, 11032, 12520, 12608, 13790, 15760, 17528, 20032, 21910, 22064, 25040, 27580, 31520, 35056, 43820, 44128, 50080, 55160, 61661, 63040, 70112, 87640, 88256, 100160, 110320, 123322, 140224, 175280, 220640, 246644, 308305, 350560, 431627, 441280, 493288, 616610, 701120, 863254, 986576, 1233220, 1726508, 1973152, 2158135, 2466440, 3453016, 3946304, 4316270, 4932880, 6906032, 8632540, 9865760, 13812064, 17265080, 19731520, 27624128, 34530160, 69060320, 138120640]

約数ペア:

[(1, 138120640), (2, 69060320), (4, 34530160), (5, 27624128), (7, 19731520), (8, 17265080), (10, 13812064), (14, 9865760), (16, 8632540), (20, 6906032), (28, 4932880), (32, 4316270), (35, 3946304), (40, 3453016), (56, 2466440), (64, 2158135), (70, 1973152), (80, 1726508), (112, 1233220), (140, 986576), (160, 863254), (197, 701120), (224, 616610), (280, 493288), (313, 441280), (320, 431627), (394, 350560), (448, 308305), (560, 246644), (626, 220640), (788, 175280), (985, 140224), (1120, 123322), (1252, 110320), (1379, 100160), (1565, 88256), (1576, 87640), (1970, 70112), (2191, 63040), (2240, 61661), (2504, 55160), (2758, 50080), (3130, 44128), (3152, 43820), (3940, 35056), (4382, 31520), (5008, 27580), (5516, 25040), (6260, 22064), (6304, 21910), (6895, 20032), (7880, 17528), (8764, 15760), (10016, 13790), (10955, 12608), (11032, 12520)]