68440554

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{127}}^1$

素因数の和:209

約数の個数: 144

約数和(自身を含む): 191213568

約数和(自身を除く): 122773014

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 47, 49, 63, 78, 91, 94, 98, 117, 126, 127, 141, 147, 182, 234, 254, 273, 282, 294, 329, 381, 423, 441, 546, 611, 637, 658, 762, 819, 846, 882, 889, 987, 1143, 1222, 1274, 1638, 1651, 1778, 1833, 1911, 1974, 2286, 2303, 2667, 2961, 3302, 3666, 3822, 4277, 4606, 4953, 5334, 5499, 5733, 5922, 5969, 6223, 6909, 8001, 8554, 9906, 10998, 11466, 11557, 11938, 12446, 12831, 13818, 14859, 16002, 17907, 18669, 20727, 23114, 25662, 29718, 29939, 34671, 35814, 37338, 38493, 41454, 41783, 53721, 56007, 59878, 69342, 76986, 77597, 80899, 83566, 89817, 104013, 107442, 112014, 125349, 155194, 161798, 179634, 208026, 232791, 242697, 250698, 269451, 292481, 376047, 465582, 485394, 538902, 543179, 584962, 698373, 728091, 752094, 877443, 1086358, 1396746, 1456182, 1629537, 1754886, 2632329, 3259074, 3802253, 4888611, 5264658, 7604506, 9777222, 11406759, 22813518, 34220277, 68440554]

約数ペア:

[(1, 68440554), (2, 34220277), (3, 22813518), (6, 11406759), (7, 9777222), (9, 7604506), (13, 5264658), (14, 4888611), (18, 3802253), (21, 3259074), (26, 2632329), (39, 1754886), (42, 1629537), (47, 1456182), (49, 1396746), (63, 1086358), (78, 877443), (91, 752094), (94, 728091), (98, 698373), (117, 584962), (126, 543179), (127, 538902), (141, 485394), (147, 465582), (182, 376047), (234, 292481), (254, 269451), (273, 250698), (282, 242697), (294, 232791), (329, 208026), (381, 179634), (423, 161798), (441, 155194), (546, 125349), (611, 112014), (637, 107442), (658, 104013), (762, 89817), (819, 83566), (846, 80899), (882, 77597), (889, 76986), (987, 69342), (1143, 59878), (1222, 56007), (1274, 53721), (1638, 41783), (1651, 41454), (1778, 38493), (1833, 37338), (1911, 35814), (1974, 34671), (2286, 29939), (2303, 29718), (2667, 25662), (2961, 23114), (3302, 20727), (3666, 18669), (3822, 17907), (4277, 16002), (4606, 14859), (4953, 13818), (5334, 12831), (5499, 12446), (5733, 11938), (5922, 11557), (5969, 11466), (6223, 10998), (6909, 9906), (8001, 8554)]