81468744

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15643}}^1$

素因数の和:15690

約数の個数: 64

約数和(自身を含む): 240291840

約数和(自身を除く): 158823096

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 217, 248, 372, 434, 651, 744, 868, 1302, 1736, 2604, 5208, 15643, 31286, 46929, 62572, 93858, 109501, 125144, 187716, 219002, 328503, 375432, 438004, 484933, 657006, 876008, 969866, 1314012, 1454799, 1939732, 2628024, 2909598, 3394531, 3879464, 5819196, 6789062, 10183593, 11638392, 13578124, 20367186, 27156248, 40734372, 81468744]

約数ペア:

[(1, 81468744), (2, 40734372), (3, 27156248), (4, 20367186), (6, 13578124), (7, 11638392), (8, 10183593), (12, 6789062), (14, 5819196), (21, 3879464), (24, 3394531), (28, 2909598), (31, 2628024), (42, 1939732), (56, 1454799), (62, 1314012), (84, 969866), (93, 876008), (124, 657006), (168, 484933), (186, 438004), (217, 375432), (248, 328503), (372, 219002), (434, 187716), (651, 125144), (744, 109501), (868, 93858), (1302, 62572), (1736, 46929), (2604, 31286), (5208, 15643)]