313317540

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{8747}}^1$

素因数の和:8961

約数の個数: 72

約数和(自身を含む): 955281600

約数和(自身を除く): 641964060

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 90, 180, 199, 398, 597, 796, 995, 1194, 1791, 1990, 2388, 2985, 3582, 3980, 5970, 7164, 8747, 8955, 11940, 17494, 17910, 26241, 34988, 35820, 43735, 52482, 78723, 87470, 104964, 131205, 157446, 174940, 262410, 314892, 393615, 524820, 787230, 1574460, 1740653, 3481306, 5221959, 6962612, 8703265, 10443918, 15665877, 17406530, 20887836, 26109795, 31331754, 34813060, 52219590, 62663508, 78329385, 104439180, 156658770, 313317540]

約数ペア:

[(1, 313317540), (2, 156658770), (3, 104439180), (4, 78329385), (5, 62663508), (6, 52219590), (9, 34813060), (10, 31331754), (12, 26109795), (15, 20887836), (18, 17406530), (20, 15665877), (30, 10443918), (36, 8703265), (45, 6962612), (60, 5221959), (90, 3481306), (180, 1740653), (199, 1574460), (398, 787230), (597, 524820), (796, 393615), (995, 314892), (1194, 262410), (1791, 174940), (1990, 157446), (2388, 131205), (2985, 104964), (3582, 87470), (3980, 78723), (5970, 52482), (7164, 43735), (8747, 35820), (8955, 34988), (11940, 26241), (17494, 17910)]