161397960

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{787}}^1\times {\mathrm{1709}}^1$

素因数の和:2510

約数の個数: 64

約数和(自身を含む): 485092800

約数和(自身を除く): 323694840

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 787, 1574, 1709, 2361, 3148, 3418, 3935, 4722, 5127, 6296, 6836, 7870, 8545, 9444, 10254, 11805, 13672, 15740, 17090, 18888, 20508, 23610, 25635, 31480, 34180, 41016, 47220, 51270, 68360, 94440, 102540, 205080, 1344983, 2689966, 4034949, 5379932, 6724915, 8069898, 10759864, 13449830, 16139796, 20174745, 26899660, 32279592, 40349490, 53799320, 80698980, 161397960]

約数ペア:

[(1, 161397960), (2, 80698980), (3, 53799320), (4, 40349490), (5, 32279592), (6, 26899660), (8, 20174745), (10, 16139796), (12, 13449830), (15, 10759864), (20, 8069898), (24, 6724915), (30, 5379932), (40, 4034949), (60, 2689966), (120, 1344983), (787, 205080), (1574, 102540), (1709, 94440), (2361, 68360), (3148, 51270), (3418, 47220), (3935, 41016), (4722, 34180), (5127, 31480), (6296, 25635), (6836, 23610), (7870, 20508), (8545, 18888), (9444, 17090), (10254, 15740), (11805, 13672)]