277860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{421}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 850752

約数和(自身を除く): 572892

約数列:

[1, 2, 3, 4, 5, 6, 10, 11, 12, 15, 20, 22, 30, 33, 44, 55, 60, 66, 110, 132, 165, 220, 330, 421, 660, 842, 1263, 1684, 2105, 2526, 4210, 4631, 5052, 6315, 8420, 9262, 12630, 13893, 18524, 23155, 25260, 27786, 46310, 55572, 69465, 92620, 138930, 277860]

約数ペア:

[(1, 277860), (2, 138930), (3, 92620), (4, 69465), (5, 55572), (6, 46310), (10, 27786), (11, 25260), (12, 23155), (15, 18524), (20, 13893), (22, 12630), (30, 9262), (33, 8420), (44, 6315), (55, 5052), (60, 4631), (66, 4210), (110, 2526), (132, 2105), (165, 1684), (220, 1263), (330, 842), (421, 660)]