149156740

素因数分解:

$2^2\times 5^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1409}}^1$

素因数の和:1564

約数の個数: 48

約数和(自身を含む): 322156800

約数和(自身を除く): 173000060

約数列:

[1, 2, 4, 5, 10, 20, 67, 79, 134, 158, 268, 316, 335, 395, 670, 790, 1340, 1409, 1580, 2818, 5293, 5636, 7045, 10586, 14090, 21172, 26465, 28180, 52930, 94403, 105860, 111311, 188806, 222622, 377612, 445244, 472015, 556555, 944030, 1113110, 1888060, 2226220, 7457837, 14915674, 29831348, 37289185, 74578370, 149156740]

約数ペア:

[(1, 149156740), (2, 74578370), (4, 37289185), (5, 29831348), (10, 14915674), (20, 7457837), (67, 2226220), (79, 1888060), (134, 1113110), (158, 944030), (268, 556555), (316, 472015), (335, 445244), (395, 377612), (670, 222622), (790, 188806), (1340, 111311), (1409, 105860), (1580, 94403), (2818, 52930), (5293, 28180), (5636, 26465), (7045, 21172), (10586, 14090)]