2815665420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{193}}^1\times {\mathrm{243149}}^1$

素因数の和:243354

約数の個数: 48

約数和(自身を含む): 7924744800

約数和(自身を除く): 5109079380

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 193, 386, 579, 772, 965, 1158, 1930, 2316, 2895, 3860, 5790, 11580, 243149, 486298, 729447, 972596, 1215745, 1458894, 2431490, 2917788, 3647235, 4862980, 7294470, 14588940, 46927757, 93855514, 140783271, 187711028, 234638785, 281566542, 469277570, 563133084, 703916355, 938555140, 1407832710, 2815665420]

約数ペア:

[(1, 2815665420), (2, 1407832710), (3, 938555140), (4, 703916355), (5, 563133084), (6, 469277570), (10, 281566542), (12, 234638785), (15, 187711028), (20, 140783271), (30, 93855514), (60, 46927757), (193, 14588940), (386, 7294470), (579, 4862980), (772, 3647235), (965, 2917788), (1158, 2431490), (1930, 1458894), (2316, 1215745), (2895, 972596), (3860, 729447), (5790, 486298), (11580, 243149)]