There is provided a component arrangement determination method, in a component mounting apparatus including a plurality of component supply units for supplying components, for determining arrangement of the component supply units used for production of a plurality of types of component mounted boards. The method includes specifying a production frequency of each of the plurality of types of component mounted boards for a predetermined period of time, grouping the plurality of types of component mounted boards into a plurality of groups capable of being produced without changing the arrangement of the component supply units based on the production frequency, and determining arrangement, in the component mounting apparatus, of the component supply units for supplying components necessary for production of types of component mounted boards that belong to each group of the plurality of groups.