整数論(せいすうろん) せいすうろん noun number theory academicscience 1. number theory The branch of mathematics that studies the properties of integers and their relationships. 大学(だいがく)で整数論(せいすうろん)を学(まな)ぶ。🔊 Study number theory at university. 素数(そすう)は整数論(せいすうろん)の重要(じゅうよう)なテーマだ。🔊 Prime numbers are an important topic in number theory. 整数論(せいすうろん)は数学(すうがく)の中(なか)でも特(とく)に歴史(れきし)の古(ふる)い分野(ぶんや)の一(ひと)つだ。🔊 Number theory is one of the oldest fields within mathematics. Composed of 整数(せいすう) (integer) + the suffix 論(ろん) (theory, study of). A core area of pure mathematics.Common collocations整数論(せいすうろん)を研究(けんきゅう)する: to research number theory整数論(せいすうろん)の問題(もんだい): a number-theory problemSimilar words数論(すうろん): number theory — a shorter synonym often used interchangeably代数学(だいすうがく): algebra — a related branch of mathematics general Added 2026.6.17 0:19 · Revised 2026.9.2 13:02 29000/29298_seisuuron