156744980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{1119607}}^1$

素因数の和:1119623

約数の個数: 24

約数和(自身を含む): 376188288

約数和(自身を除く): 219443308

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 1119607, 2239214, 4478428, 5598035, 7837249, 11196070, 15674498, 22392140, 31348996, 39186245, 78372490, 156744980]

約数ペア:

[(1, 156744980), (2, 78372490), (4, 39186245), (5, 31348996), (7, 22392140), (10, 15674498), (14, 11196070), (20, 7837249), (28, 5598035), (35, 4478428), (70, 2239214), (140, 1119607)]