311288940

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{576461}}^1$

素因数の和:576479

約数の個数: 48

約数和(自身を含む): 968456160

約数和(自身を除く): 657167220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 576461, 1152922, 1729383, 2305844, 2882305, 3458766, 5188149, 5764610, 6917532, 8646915, 10376298, 11529220, 15564447, 17293830, 20752596, 25940745, 31128894, 34587660, 51881490, 62257788, 77822235, 103762980, 155644470, 311288940]

約数ペア:

[(1, 311288940), (2, 155644470), (3, 103762980), (4, 77822235), (5, 62257788), (6, 51881490), (9, 34587660), (10, 31128894), (12, 25940745), (15, 20752596), (18, 17293830), (20, 15564447), (27, 11529220), (30, 10376298), (36, 8646915), (45, 6917532), (54, 5764610), (60, 5188149), (90, 3458766), (108, 2882305), (135, 2305844), (180, 1729383), (270, 1152922), (540, 576461)]