388712790

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{643}}^1\times {\mathrm{2239}}^1$

素因数の和:2898

約数の個数: 64

約数和(自身を含む): 1038643200

約数和(自身を除く): 649930410

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 270, 643, 1286, 1929, 2239, 3215, 3858, 4478, 5787, 6430, 6717, 9645, 11195, 11574, 13434, 17361, 19290, 20151, 22390, 28935, 33585, 34722, 40302, 57870, 60453, 67170, 86805, 100755, 120906, 173610, 201510, 302265, 604530, 1439677, 2879354, 4319031, 7198385, 8638062, 12957093, 14396770, 21595155, 25914186, 38871279, 43190310, 64785465, 77742558, 129570930, 194356395, 388712790]

約数ペア:

[(1, 388712790), (2, 194356395), (3, 129570930), (5, 77742558), (6, 64785465), (9, 43190310), (10, 38871279), (15, 25914186), (18, 21595155), (27, 14396770), (30, 12957093), (45, 8638062), (54, 7198385), (90, 4319031), (135, 2879354), (270, 1439677), (643, 604530), (1286, 302265), (1929, 201510), (2239, 173610), (3215, 120906), (3858, 100755), (4478, 86805), (5787, 67170), (6430, 60453), (6717, 57870), (9645, 40302), (11195, 34722), (11574, 33585), (13434, 28935), (17361, 22390), (19290, 20151)]