A portable terminal has a memory having a program stored thereon and readably by a computer. The program causes the portable terminal to perform acquiring group ID and setting information, storing the group ID and the setting information in association with each other, receiving first instruction information for instructing execution of association processing for the stored group ID, acquiring device ID to identify the device, to which the portable terminal is brought close, from the device through the data acquisition interface, executing the association processing of associating the stored group ID and the device ID acquired through the data acquisition interface after receiving the first instruction information and acquiring the device ID through the data acquisition interface, and storing the association, and after executing the association processing, transmitting the setting information associated with the group ID to the device associated with the group ID, through the network interface.