143866940

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{73}}^1\times {\mathrm{2011}}^1$

素因数の和:2107

約数の個数: 72

約数和(自身を含む): 356437872

約数和(自身を除く): 212570932

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 73, 98, 140, 146, 196, 245, 292, 365, 490, 511, 730, 980, 1022, 1460, 2011, 2044, 2555, 3577, 4022, 5110, 7154, 8044, 10055, 10220, 14077, 14308, 17885, 20110, 28154, 35770, 40220, 56308, 70385, 71540, 98539, 140770, 146803, 197078, 281540, 293606, 394156, 492695, 587212, 734015, 985390, 1027621, 1468030, 1970780, 2055242, 2936060, 4110484, 5138105, 7193347, 10276210, 14386694, 20552420, 28773388, 35966735, 71933470, 143866940]

約数ペア:

[(1, 143866940), (2, 71933470), (4, 35966735), (5, 28773388), (7, 20552420), (10, 14386694), (14, 10276210), (20, 7193347), (28, 5138105), (35, 4110484), (49, 2936060), (70, 2055242), (73, 1970780), (98, 1468030), (140, 1027621), (146, 985390), (196, 734015), (245, 587212), (292, 492695), (365, 394156), (490, 293606), (511, 281540), (730, 197078), (980, 146803), (1022, 140770), (1460, 98539), (2011, 71540), (2044, 70385), (2555, 56308), (3577, 40220), (4022, 35770), (5110, 28154), (7154, 20110), (8044, 17885), (10055, 14308), (10220, 14077)]