77020920

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{213947}}^1$

素因数の和:213964

約数の個数: 48

約数和(自身を含む): 250319160

約数和(自身を除く): 173298240

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 213947, 427894, 641841, 855788, 1069735, 1283682, 1711576, 1925523, 2139470, 2567364, 3209205, 3851046, 4278940, 5134728, 6418410, 7702092, 8557880, 9627615, 12836820, 15404184, 19255230, 25673640, 38510460, 77020920]

約数ペア:

[(1, 77020920), (2, 38510460), (3, 25673640), (4, 19255230), (5, 15404184), (6, 12836820), (8, 9627615), (9, 8557880), (10, 7702092), (12, 6418410), (15, 5134728), (18, 4278940), (20, 3851046), (24, 3209205), (30, 2567364), (36, 2139470), (40, 1925523), (45, 1711576), (60, 1283682), (72, 1069735), (90, 855788), (120, 641841), (180, 427894), (360, 213947)]