56457780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1\times {\mathrm{457}}^1$

素因数の和:569

約数の個数: 96

約数和(自身を含む): 166199040

約数和(自身を除く): 109741260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 71, 87, 116, 142, 145, 174, 213, 284, 290, 348, 355, 426, 435, 457, 580, 710, 852, 870, 914, 1065, 1371, 1420, 1740, 1828, 2059, 2130, 2285, 2742, 4118, 4260, 4570, 5484, 6177, 6855, 8236, 9140, 10295, 12354, 13253, 13710, 20590, 24708, 26506, 27420, 30885, 32447, 39759, 41180, 53012, 61770, 64894, 66265, 79518, 97341, 123540, 129788, 132530, 159036, 162235, 194682, 198795, 265060, 324470, 389364, 397590, 486705, 648940, 795180, 940963, 973410, 1881926, 1946820, 2822889, 3763852, 4704815, 5645778, 9409630, 11291556, 14114445, 18819260, 28228890, 56457780]

約数ペア:

[(1, 56457780), (2, 28228890), (3, 18819260), (4, 14114445), (5, 11291556), (6, 9409630), (10, 5645778), (12, 4704815), (15, 3763852), (20, 2822889), (29, 1946820), (30, 1881926), (58, 973410), (60, 940963), (71, 795180), (87, 648940), (116, 486705), (142, 397590), (145, 389364), (174, 324470), (213, 265060), (284, 198795), (290, 194682), (348, 162235), (355, 159036), (426, 132530), (435, 129788), (457, 123540), (580, 97341), (710, 79518), (852, 66265), (870, 64894), (914, 61770), (1065, 53012), (1371, 41180), (1420, 39759), (1740, 32447), (1828, 30885), (2059, 27420), (2130, 26506), (2285, 24708), (2742, 20590), (4118, 13710), (4260, 13253), (4570, 12354), (5484, 10295), (6177, 9140), (6855, 8236)]