142289504

素因数分解:

$2^5\times 7^1\times {\mathrm{31}}^2\times {\mathrm{661}}^1$

素因数の和:740

約数の個数: 72

約数和(自身を含む): 331312464

約数和(自身を除く): 189022960

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 112, 124, 217, 224, 248, 434, 496, 661, 868, 961, 992, 1322, 1736, 1922, 2644, 3472, 3844, 4627, 5288, 6727, 6944, 7688, 9254, 10576, 13454, 15376, 18508, 20491, 21152, 26908, 30752, 37016, 40982, 53816, 74032, 81964, 107632, 143437, 148064, 163928, 215264, 286874, 327856, 573748, 635221, 655712, 1147496, 1270442, 2294992, 2540884, 4446547, 4589984, 5081768, 8893094, 10163536, 17786188, 20327072, 35572376, 71144752, 142289504]

約数ペア:

[(1, 142289504), (2, 71144752), (4, 35572376), (7, 20327072), (8, 17786188), (14, 10163536), (16, 8893094), (28, 5081768), (31, 4589984), (32, 4446547), (56, 2540884), (62, 2294992), (112, 1270442), (124, 1147496), (217, 655712), (224, 635221), (248, 573748), (434, 327856), (496, 286874), (661, 215264), (868, 163928), (961, 148064), (992, 143437), (1322, 107632), (1736, 81964), (1922, 74032), (2644, 53816), (3472, 40982), (3844, 37016), (4627, 30752), (5288, 26908), (6727, 21152), (6944, 20491), (7688, 18508), (9254, 15376), (10576, 13454)]