145858160

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{260461}}^1$

素因数の和:260481

約数の個数: 40

約数和(自身を含む): 387567456

約数和(自身を除く): 241709296

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 260461, 520922, 1041844, 1302305, 1823227, 2083688, 2604610, 3646454, 4167376, 5209220, 7292908, 9116135, 10418440, 14585816, 18232270, 20836880, 29171632, 36464540, 72929080, 145858160]

約数ペア:

[(1, 145858160), (2, 72929080), (4, 36464540), (5, 29171632), (7, 20836880), (8, 18232270), (10, 14585816), (14, 10418440), (16, 9116135), (20, 7292908), (28, 5209220), (35, 4167376), (40, 3646454), (56, 2604610), (70, 2083688), (80, 1823227), (112, 1302305), (140, 1041844), (280, 520922), (560, 260461)]