221816520

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{616157}}^1$

素因数の和:616174

約数の個数: 48

約数和(自身を含む): 720904860

約数和(自身を除く): 499088340

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 616157, 1232314, 1848471, 2464628, 3080785, 3696942, 4929256, 5545413, 6161570, 7393884, 9242355, 11090826, 12323140, 14787768, 18484710, 22181652, 24646280, 27727065, 36969420, 44363304, 55454130, 73938840, 110908260, 221816520]

約数ペア:

[(1, 221816520), (2, 110908260), (3, 73938840), (4, 55454130), (5, 44363304), (6, 36969420), (8, 27727065), (9, 24646280), (10, 22181652), (12, 18484710), (15, 14787768), (18, 12323140), (20, 11090826), (24, 9242355), (30, 7393884), (36, 6161570), (40, 5545413), (45, 4929256), (60, 3696942), (72, 3080785), (90, 2464628), (120, 1848471), (180, 1232314), (360, 616157)]