173563020

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{321413}}^1$

素因数の和:321431

約数の個数: 48

約数和(自身を含む): 539975520

約数和(自身を除く): 366412500

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, 321413, 642826, 964239, 1285652, 1607065, 1928478, 2892717, 3214130, 3856956, 4821195, 5785434, 6428260, 8678151, 9642390, 11570868, 14463585, 17356302, 19284780, 28927170, 34712604, 43390755, 57854340, 86781510, 173563020]

約数ペア:

[(1, 173563020), (2, 86781510), (3, 57854340), (4, 43390755), (5, 34712604), (6, 28927170), (9, 19284780), (10, 17356302), (12, 14463585), (15, 11570868), (18, 9642390), (20, 8678151), (27, 6428260), (30, 5785434), (36, 4821195), (45, 3856956), (54, 3214130), (60, 2892717), (90, 1928478), (108, 1607065), (135, 1285652), (180, 964239), (270, 642826), (540, 321413)]