68719572

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1$

素因数の和:493

約数の個数: 72

約数和(自身を含む): 178855040

約数和(自身を除く): 110135468

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 79, 146, 158, 219, 237, 292, 316, 331, 438, 474, 657, 662, 711, 876, 948, 993, 1314, 1324, 1422, 1986, 2628, 2844, 2979, 3972, 5767, 5958, 11534, 11916, 17301, 23068, 24163, 26149, 34602, 48326, 51903, 52298, 69204, 72489, 78447, 96652, 103806, 104596, 144978, 156894, 207612, 217467, 235341, 289956, 313788, 434934, 470682, 869868, 941364, 1908877, 3817754, 5726631, 7635508, 11453262, 17179893, 22906524, 34359786, 68719572]

約数ペア:

[(1, 68719572), (2, 34359786), (3, 22906524), (4, 17179893), (6, 11453262), (9, 7635508), (12, 5726631), (18, 3817754), (36, 1908877), (73, 941364), (79, 869868), (146, 470682), (158, 434934), (219, 313788), (237, 289956), (292, 235341), (316, 217467), (331, 207612), (438, 156894), (474, 144978), (657, 104596), (662, 103806), (711, 96652), (876, 78447), (948, 72489), (993, 69204), (1314, 52298), (1324, 51903), (1422, 48326), (1986, 34602), (2628, 26149), (2844, 24163), (2979, 23068), (3972, 17301), (5767, 11916), (5958, 11534)]