256844340

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{1426913}}^1$

素因数の和:1426928

約数の個数: 36

約数和(自身を含む): 779095044

約数和(自身を除く): 522250704

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 1426913, 2853826, 4280739, 5707652, 7134565, 8561478, 12842217, 14269130, 17122956, 21403695, 25684434, 28538260, 42807390, 51368868, 64211085, 85614780, 128422170, 256844340]

約数ペア:

[(1, 256844340), (2, 128422170), (3, 85614780), (4, 64211085), (5, 51368868), (6, 42807390), (9, 28538260), (10, 25684434), (12, 21403695), (15, 17122956), (18, 14269130), (20, 12842217), (30, 8561478), (36, 7134565), (45, 5707652), (60, 4280739), (90, 2853826), (180, 1426913)]