219312780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{1847}}^1\times {\mathrm{1979}}^1$

素因数の和:3838

約数の個数: 48

約数和(自身を含む): 614718720

約数和(自身を除く): 395405940

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 1847, 1979, 3694, 3958, 5541, 5937, 7388, 7916, 9235, 9895, 11082, 11874, 18470, 19790, 22164, 23748, 27705, 29685, 36940, 39580, 55410, 59370, 110820, 118740, 3655213, 7310426, 10965639, 14620852, 18276065, 21931278, 36552130, 43862556, 54828195, 73104260, 109656390, 219312780]

約数ペア:

[(1, 219312780), (2, 109656390), (3, 73104260), (4, 54828195), (5, 43862556), (6, 36552130), (10, 21931278), (12, 18276065), (15, 14620852), (20, 10965639), (30, 7310426), (60, 3655213), (1847, 118740), (1979, 110820), (3694, 59370), (3958, 55410), (5541, 39580), (5937, 36940), (7388, 29685), (7916, 27705), (9235, 23748), (9895, 22164), (11082, 19790), (11874, 18470)]