238989872

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{1373}}^1$

素因数の和:1458

約数の個数: 80

約数和(自身を含む): 539751168

約数和(自身を除く): 300761296

約数列:

[1, 2, 4, 8, 11, 16, 22, 23, 43, 44, 46, 86, 88, 92, 172, 176, 184, 253, 344, 368, 473, 506, 688, 946, 989, 1012, 1373, 1892, 1978, 2024, 2746, 3784, 3956, 4048, 5492, 7568, 7912, 10879, 10984, 15103, 15824, 21758, 21968, 30206, 31579, 43516, 59039, 60412, 63158, 87032, 118078, 120824, 126316, 174064, 236156, 241648, 252632, 347369, 472312, 505264, 649429, 694738, 944624, 1298858, 1357897, 1389476, 2597716, 2715794, 2778952, 5195432, 5431588, 5557904, 10390864, 10863176, 14936867, 21726352, 29873734, 59747468, 119494936, 238989872]

約数ペア:

[(1, 238989872), (2, 119494936), (4, 59747468), (8, 29873734), (11, 21726352), (16, 14936867), (22, 10863176), (23, 10390864), (43, 5557904), (44, 5431588), (46, 5195432), (86, 2778952), (88, 2715794), (92, 2597716), (172, 1389476), (176, 1357897), (184, 1298858), (253, 944624), (344, 694738), (368, 649429), (473, 505264), (506, 472312), (688, 347369), (946, 252632), (989, 241648), (1012, 236156), (1373, 174064), (1892, 126316), (1978, 120824), (2024, 118078), (2746, 87032), (3784, 63158), (3956, 60412), (4048, 59039), (5492, 43516), (7568, 31579), (7912, 30206), (10879, 21968), (10984, 21758), (15103, 15824)]