387638570

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^2\times {\mathrm{193}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 832213440

約数和(自身を除く): 444574870

約数列:

[1, 2, 5, 10, 11, 19, 22, 31, 38, 55, 62, 95, 110, 155, 190, 193, 209, 310, 341, 386, 418, 589, 682, 961, 965, 1045, 1178, 1705, 1922, 1930, 2090, 2123, 2945, 3410, 3667, 4246, 4805, 5890, 5983, 6479, 7334, 9610, 10571, 10615, 11966, 12958, 18259, 18335, 21142, 21230, 29915, 32395, 36518, 36670, 40337, 52855, 59830, 64790, 65813, 80674, 91295, 105710, 113677, 131626, 182590, 185473, 200849, 201685, 227354, 329065, 370946, 401698, 403370, 568385, 658130, 927365, 1004245, 1136770, 1250447, 1854730, 2008490, 2040203, 2500894, 3523987, 4080406, 6252235, 7047974, 10201015, 12504470, 17619935, 20402030, 35239870, 38763857, 77527714, 193819285, 387638570]

約数ペア:

[(1, 387638570), (2, 193819285), (5, 77527714), (10, 38763857), (11, 35239870), (19, 20402030), (22, 17619935), (31, 12504470), (38, 10201015), (55, 7047974), (62, 6252235), (95, 4080406), (110, 3523987), (155, 2500894), (190, 2040203), (193, 2008490), (209, 1854730), (310, 1250447), (341, 1136770), (386, 1004245), (418, 927365), (589, 658130), (682, 568385), (961, 403370), (965, 401698), (1045, 370946), (1178, 329065), (1705, 227354), (1922, 201685), (1930, 200849), (2090, 185473), (2123, 182590), (2945, 131626), (3410, 113677), (3667, 105710), (4246, 91295), (4805, 80674), (5890, 65813), (5983, 64790), (6479, 59830), (7334, 52855), (9610, 40337), (10571, 36670), (10615, 36518), (11966, 32395), (12958, 29915), (18259, 21230), (18335, 21142)]