164522960

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{293791}}^1$

素因数の和:293811

約数の個数: 40

約数和(自身を含む): 437162496

約数和(自身を除く): 272639536

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 293791, 587582, 1175164, 1468955, 2056537, 2350328, 2937910, 4113074, 4700656, 5875820, 8226148, 10282685, 11751640, 16452296, 20565370, 23503280, 32904592, 41130740, 82261480, 164522960]

約数ペア:

[(1, 164522960), (2, 82261480), (4, 41130740), (5, 32904592), (7, 23503280), (8, 20565370), (10, 16452296), (14, 11751640), (16, 10282685), (20, 8226148), (28, 5875820), (35, 4700656), (40, 4113074), (56, 2937910), (70, 2350328), (80, 2056537), (112, 1468955), (140, 1175164), (280, 587582), (560, 293791)]