78556770

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{131}}^1\times {\mathrm{2221}}^1$

素因数の和:2368

約数の個数: 64

約数和(自身を含む): 211178880

約数和(自身を除く): 132622110

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 131, 135, 262, 270, 393, 655, 786, 1179, 1310, 1965, 2221, 2358, 3537, 3930, 4442, 5895, 6663, 7074, 11105, 11790, 13326, 17685, 19989, 22210, 33315, 35370, 39978, 59967, 66630, 99945, 119934, 199890, 290951, 299835, 581902, 599670, 872853, 1454755, 1745706, 2618559, 2909510, 4364265, 5237118, 7855677, 8728530, 13092795, 15711354, 26185590, 39278385, 78556770]

約数ペア:

[(1, 78556770), (2, 39278385), (3, 26185590), (5, 15711354), (6, 13092795), (9, 8728530), (10, 7855677), (15, 5237118), (18, 4364265), (27, 2909510), (30, 2618559), (45, 1745706), (54, 1454755), (90, 872853), (131, 599670), (135, 581902), (262, 299835), (270, 290951), (393, 199890), (655, 119934), (786, 99945), (1179, 66630), (1310, 59967), (1965, 39978), (2221, 35370), (2358, 33315), (3537, 22210), (3930, 19989), (4442, 17685), (5895, 13326), (6663, 11790), (7074, 11105)]