216542810

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{9419}}^1$

素因数の和:9467

約数の個数: 48

約数和(自身を含む): 451029600

約数和(自身を除く): 234486790

約数列:

[1, 2, 5, 10, 11, 19, 22, 38, 55, 95, 110, 121, 190, 209, 242, 418, 605, 1045, 1210, 2090, 2299, 4598, 9419, 11495, 18838, 22990, 47095, 94190, 103609, 178961, 207218, 357922, 518045, 894805, 1036090, 1139699, 1789610, 1968571, 2279398, 3937142, 5698495, 9842855, 11396990, 19685710, 21654281, 43308562, 108271405, 216542810]

約数ペア:

[(1, 216542810), (2, 108271405), (5, 43308562), (10, 21654281), (11, 19685710), (19, 11396990), (22, 9842855), (38, 5698495), (55, 3937142), (95, 2279398), (110, 1968571), (121, 1789610), (190, 1139699), (209, 1036090), (242, 894805), (418, 518045), (605, 357922), (1045, 207218), (1210, 178961), (2090, 103609), (2299, 94190), (4598, 47095), (9419, 22990), (11495, 18838)]