2115206820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{59051}}^1$

素因数の和:59265

約数の個数: 72

約数和(自身を含む): 6448478400

約数和(自身を除く): 4333271580

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, 8955, 11940, 17910, 35820, 59051, 118102, 177153, 236204, 295255, 354306, 531459, 590510, 708612, 885765, 1062918, 1181020, 1771530, 2125836, 2657295, 3543060, 5314590, 10629180, 11751149, 23502298, 35253447, 47004596, 58755745, 70506894, 105760341, 117511490, 141013788, 176267235, 211520682, 235022980, 352534470, 423041364, 528801705, 705068940, 1057603410, 2115206820]

約数ペア:

[(1, 2115206820), (2, 1057603410), (3, 705068940), (4, 528801705), (5, 423041364), (6, 352534470), (9, 235022980), (10, 211520682), (12, 176267235), (15, 141013788), (18, 117511490), (20, 105760341), (30, 70506894), (36, 58755745), (45, 47004596), (60, 35253447), (90, 23502298), (180, 11751149), (199, 10629180), (398, 5314590), (597, 3543060), (796, 2657295), (995, 2125836), (1194, 1771530), (1791, 1181020), (1990, 1062918), (2388, 885765), (2985, 708612), (3582, 590510), (3980, 531459), (5970, 354306), (7164, 295255), (8955, 236204), (11940, 177153), (17910, 118102), (35820, 59051)]