231799140

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{277}}^1\times {\mathrm{4649}}^1$

素因数の和:4941

約数の個数: 72

約数和(自身を含む): 705814200

約数和(自身を除く): 474015060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 277, 554, 831, 1108, 1385, 1662, 2493, 2770, 3324, 4155, 4649, 4986, 5540, 8310, 9298, 9972, 12465, 13947, 16620, 18596, 23245, 24930, 27894, 41841, 46490, 49860, 55788, 69735, 83682, 92980, 139470, 167364, 209205, 278940, 418410, 836820, 1287773, 2575546, 3863319, 5151092, 6438865, 7726638, 11589957, 12877730, 15453276, 19316595, 23179914, 25755460, 38633190, 46359828, 57949785, 77266380, 115899570, 231799140]

約数ペア:

[(1, 231799140), (2, 115899570), (3, 77266380), (4, 57949785), (5, 46359828), (6, 38633190), (9, 25755460), (10, 23179914), (12, 19316595), (15, 15453276), (18, 12877730), (20, 11589957), (30, 7726638), (36, 6438865), (45, 5151092), (60, 3863319), (90, 2575546), (180, 1287773), (277, 836820), (554, 418410), (831, 278940), (1108, 209205), (1385, 167364), (1662, 139470), (2493, 92980), (2770, 83682), (3324, 69735), (4155, 55788), (4649, 49860), (4986, 46490), (5540, 41841), (8310, 27894), (9298, 24930), (9972, 23245), (12465, 18596), (13947, 16620)]