1. An image capturing apparatus comprising: a necessary image type storing section that stores types of images necessary for making an album including a plurality of images; a captured image storing section that stores captured images; a captured image type judging section that judges whether a type of image stored on said captured image storing section corresponds to either of the types of necessary images stored on said necessary image type storing section; a captured image type storing section that stores an image type judged by said captured image type judging section in association with the image stored on said captured image storing section, the image type being judged by said captured image type judging section that the type corresponds to either of the necessary image types stored on said necessary image type storing section; an image type comparing section that compares the image type stored on said necessary image type storing section and the image type already stored on said captured image type storing section to judge a type of image that is stored on said necessary image type storing section but is not yet stored on said captured image type storing section; and an image capturing instructing section that previously instructs a user to take an image of the type not yet stored on said captured image type storing section, which is judged by said image type comparing section, before taking the image.