64440660

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{24977}}^1$

素因数の和:25032

約数の個数: 48

約数和(自身を含む): 184637376

約数和(自身を除く): 120196716

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 43, 60, 86, 129, 172, 215, 258, 430, 516, 645, 860, 1290, 2580, 24977, 49954, 74931, 99908, 124885, 149862, 249770, 299724, 374655, 499540, 749310, 1074011, 1498620, 2148022, 3222033, 4296044, 5370055, 6444066, 10740110, 12888132, 16110165, 21480220, 32220330, 64440660]

約数ペア:

[(1, 64440660), (2, 32220330), (3, 21480220), (4, 16110165), (5, 12888132), (6, 10740110), (10, 6444066), (12, 5370055), (15, 4296044), (20, 3222033), (30, 2148022), (43, 1498620), (60, 1074011), (86, 749310), (129, 499540), (172, 374655), (215, 299724), (258, 249770), (430, 149862), (516, 124885), (645, 99908), (860, 74931), (1290, 49954), (2580, 24977)]