8719740

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{193}}^1\times {\mathrm{251}}^1$

素因数の和:459

約数の個数: 72

約数和(自身を含む): 26692848

約数和(自身を除く): 17973108

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 193, 251, 386, 502, 579, 753, 772, 965, 1004, 1158, 1255, 1506, 1737, 1930, 2259, 2316, 2510, 2895, 3012, 3474, 3765, 3860, 4518, 5020, 5790, 6948, 7530, 8685, 9036, 11295, 11580, 15060, 17370, 22590, 34740, 45180, 48443, 96886, 145329, 193772, 242215, 290658, 435987, 484430, 581316, 726645, 871974, 968860, 1453290, 1743948, 2179935, 2906580, 4359870, 8719740]

約数ペア:

[(1, 8719740), (2, 4359870), (3, 2906580), (4, 2179935), (5, 1743948), (6, 1453290), (9, 968860), (10, 871974), (12, 726645), (15, 581316), (18, 484430), (20, 435987), (30, 290658), (36, 242215), (45, 193772), (60, 145329), (90, 96886), (180, 48443), (193, 45180), (251, 34740), (386, 22590), (502, 17370), (579, 15060), (753, 11580), (772, 11295), (965, 9036), (1004, 8685), (1158, 7530), (1255, 6948), (1506, 5790), (1737, 5020), (1930, 4518), (2259, 3860), (2316, 3765), (2510, 3474), (2895, 3012)]