239648880

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{998537}}^1$

素因数の和:998553

約数の個数: 40

約数和(自身を含む): 742912272

約数和(自身を除く): 503263392

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 40, 48, 60, 80, 120, 240, 998537, 1997074, 2995611, 3994148, 4992685, 5991222, 7988296, 9985370, 11982444, 14978055, 15976592, 19970740, 23964888, 29956110, 39941480, 47929776, 59912220, 79882960, 119824440, 239648880]

約数ペア:

[(1, 239648880), (2, 119824440), (3, 79882960), (4, 59912220), (5, 47929776), (6, 39941480), (8, 29956110), (10, 23964888), (12, 19970740), (15, 15976592), (16, 14978055), (20, 11982444), (24, 9985370), (30, 7988296), (40, 5991222), (48, 4992685), (60, 3994148), (80, 2995611), (120, 1997074), (240, 998537)]