1990302570

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{7371491}}^1$

素因数の和:7371507

約数の個数: 32

約数和(自身を含む): 5307474240

約数和(自身を除く): 3317171670

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 7371491, 14742982, 22114473, 36857455, 44228946, 66343419, 73714910, 110572365, 132686838, 199030257, 221144730, 331717095, 398060514, 663434190, 995151285, 1990302570]

約数ペア:

[(1, 1990302570), (2, 995151285), (3, 663434190), (5, 398060514), (6, 331717095), (9, 221144730), (10, 199030257), (15, 132686838), (18, 110572365), (27, 73714910), (30, 66343419), (45, 44228946), (54, 36857455), (90, 22114473), (135, 14742982), (270, 7371491)]