284006820

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{127931}}^1$

素因数の和:127980

約数の個数: 48

約数和(自身を含む): 816717888

約数和(自身を除く): 532711068

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 37, 60, 74, 111, 148, 185, 222, 370, 444, 555, 740, 1110, 2220, 127931, 255862, 383793, 511724, 639655, 767586, 1279310, 1535172, 1918965, 2558620, 3837930, 4733447, 7675860, 9466894, 14200341, 18933788, 23667235, 28400682, 47334470, 56801364, 71001705, 94668940, 142003410, 284006820]

約数ペア:

[(1, 284006820), (2, 142003410), (3, 94668940), (4, 71001705), (5, 56801364), (6, 47334470), (10, 28400682), (12, 23667235), (15, 18933788), (20, 14200341), (30, 9466894), (37, 7675860), (60, 4733447), (74, 3837930), (111, 2558620), (148, 1918965), (185, 1535172), (222, 1279310), (370, 767586), (444, 639655), (555, 511724), (740, 383793), (1110, 255862), (2220, 127931)]