321577020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{595513}}^1$

素因数の和:595531

約数の個数: 48

約数和(自身を含む): 1000463520

約数和(自身を除く): 678886500

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 595513, 1191026, 1786539, 2382052, 2977565, 3573078, 5359617, 5955130, 7146156, 8932695, 10719234, 11910260, 16078851, 17865390, 21438468, 26798085, 32157702, 35730780, 53596170, 64315404, 80394255, 107192340, 160788510, 321577020]

約数ペア:

[(1, 321577020), (2, 160788510), (3, 107192340), (4, 80394255), (5, 64315404), (6, 53596170), (9, 35730780), (10, 32157702), (12, 26798085), (15, 21438468), (18, 17865390), (20, 16078851), (27, 11910260), (30, 10719234), (36, 8932695), (45, 7146156), (54, 5955130), (60, 5359617), (90, 3573078), (108, 2977565), (135, 2382052), (180, 1786539), (270, 1191026), (540, 595513)]