168810660

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{409}}^1\times {\mathrm{2293}}^1$

素因数の和:2717

約数の個数: 72

約数和(自身を含む): 513534840

約数和(自身を除く): 344724180

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 409, 818, 1227, 1636, 2045, 2293, 2454, 3681, 4090, 4586, 4908, 6135, 6879, 7362, 8180, 9172, 11465, 12270, 13758, 14724, 18405, 20637, 22930, 24540, 27516, 34395, 36810, 41274, 45860, 68790, 73620, 82548, 103185, 137580, 206370, 412740, 937837, 1875674, 2813511, 3751348, 4689185, 5627022, 8440533, 9378370, 11254044, 14067555, 16881066, 18756740, 28135110, 33762132, 42202665, 56270220, 84405330, 168810660]

約数ペア:

[(1, 168810660), (2, 84405330), (3, 56270220), (4, 42202665), (5, 33762132), (6, 28135110), (9, 18756740), (10, 16881066), (12, 14067555), (15, 11254044), (18, 9378370), (20, 8440533), (30, 5627022), (36, 4689185), (45, 3751348), (60, 2813511), (90, 1875674), (180, 937837), (409, 412740), (818, 206370), (1227, 137580), (1636, 103185), (2045, 82548), (2293, 73620), (2454, 68790), (3681, 45860), (4090, 41274), (4586, 36810), (4908, 34395), (6135, 27516), (6879, 24540), (7362, 22930), (8180, 20637), (9172, 18405), (11465, 14724), (12270, 13758)]