An equipment managing device which manages a plurality of pieces of equipment which are connected to the equipment management device via a network, comprising: a determining unit configured to determine whether a non-authenticated software item exists in each of the plurality of pieces of equipment; and a license managing unit configured to perform license management of a plurality of software items installed in each of the plurality of pieces of equipment, based on a result of the determination by the determining unit; characterised in that: the license management unit comprises a license authentication request unit configured to transmit a request of performing license authentication to a corresponding piece of the equipment when the determining unit determines that a non-authenticated software item exists in the corresponding piece of equipment, and configured to transmit, when the determining unit determines that a plurality of non-authenticated software items exist in one of the plurality of pieces of equipment, a request of performing license authentication of all respective software items which are collectively selected as license authentication objects from among the plurality of non-authenticated software items, to the corresponding piece of the equipment; and wherein the license management unit acquires, when selection of two or more pieces of the equipment for which license authentication is to be performed is received, a corresponding number of license codes for the number of the selected software items and requests all the selected pieces of the equipment to perform license authentication of the selected software items by transmitting the respective license codes to each of the selected pieces of the equipment. a determining unit configured to determine whether a non-authenticated software item exists in each of the plurality of pieces of equipment; and a license managing unit configured to perform license management of a plurality of software items installed in each of the plurality of pieces of equipment, based on a result of the determination by the determining unit; characterised in that: the license management unit comprises a license authentication request unit configured to transmit a request of performing license authentication to a corresponding piece of the equipment when the determining unit determines that a non-authenticated software item exists in the corresponding piece of equipment, and configured to transmit, when the determining unit determines that a plurality of non-authenticated software items exist in one of the plurality of pieces of equipment, a request of performing license authentication of all respective software items which are collectively selected as license authentication objects from among the plurality of non-authenticated software items, to the corresponding piece of the equipment; and wherein the license management unit acquires, when selection of two or more pieces of the equipment for which license authentication is to be performed is received, a corresponding number of license codes for the number of the selected software items and requests all the selected pieces of the equipment to perform license authentication of the selected software items by transmitting the respective license codes to each of the selected pieces of the equipment. the license management unit comprises a license authentication request unit configured to transmit a request of performing license authentication to a corresponding piece of the equipment when the determining unit determines that a non-authenticated software item exists in the corresponding piece of equipment, and configured to transmit, when the determining unit determines that a plurality of non-authenticated software items exist in one of the plurality of pieces of equipment, a request of performing license authentication of all respective software items which are collectively selected as license authentication objects from among the plurality of non-authenticated software items, to the corresponding piece of the equipment; and wherein the license management unit acquires, when selection of two or more pieces of the equipment for which license authentication is to be performed is received, a corresponding number of license codes for the number of the selected software items and requests all the selected pieces of the equipment to perform license authentication of the selected software items by transmitting the respective license codes to each of the selected pieces of the equipment.