17967683720

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{557}}^1\times {\mathrm{5009}}^1$

素因数の和:5607

約数の個数: 128

約数和(自身を含む): 48307622400

約数和(自身を除く): 30339938680

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 557, 644, 805, 920, 1114, 1288, 1610, 2228, 2785, 3220, 3899, 4456, 5009, 5570, 6440, 7798, 10018, 11140, 12811, 15596, 19495, 20036, 22280, 25045, 25622, 31192, 35063, 38990, 40072, 50090, 51244, 64055, 70126, 77980, 89677, 100180, 102488, 115207, 128110, 140252, 155960, 175315, 179354, 200360, 230414, 256220, 280504, 350630, 358708, 448385, 460828, 512440, 576035, 701260, 717416, 806449, 896770, 921656, 1152070, 1402520, 1612898, 1793540, 2304140, 2790013, 3225796, 3587080, 4032245, 4608280, 5580026, 6451592, 8064490, 11160052, 13950065, 16128980, 19530091, 22320104, 27900130, 32257960, 39060182, 55800260, 64170299, 78120364, 97650455, 111600520, 128340598, 156240728, 195300910, 256681196, 320851495, 390601820, 449192093, 513362392, 641702990, 781203640, 898384186, 1283405980, 1796768372, 2245960465, 2566811960, 3593536744, 4491920930, 8983841860, 17967683720]

約数ペア:

[(1, 17967683720), (2, 8983841860), (4, 4491920930), (5, 3593536744), (7, 2566811960), (8, 2245960465), (10, 1796768372), (14, 1283405980), (20, 898384186), (23, 781203640), (28, 641702990), (35, 513362392), (40, 449192093), (46, 390601820), (56, 320851495), (70, 256681196), (92, 195300910), (115, 156240728), (140, 128340598), (161, 111600520), (184, 97650455), (230, 78120364), (280, 64170299), (322, 55800260), (460, 39060182), (557, 32257960), (644, 27900130), (805, 22320104), (920, 19530091), (1114, 16128980), (1288, 13950065), (1610, 11160052), (2228, 8064490), (2785, 6451592), (3220, 5580026), (3899, 4608280), (4456, 4032245), (5009, 3587080), (5570, 3225796), (6440, 2790013), (7798, 2304140), (10018, 1793540), (11140, 1612898), (12811, 1402520), (15596, 1152070), (19495, 921656), (20036, 896770), (22280, 806449), (25045, 717416), (25622, 701260), (31192, 576035), (35063, 512440), (38990, 460828), (40072, 448385), (50090, 358708), (51244, 350630), (64055, 280504), (70126, 256220), (77980, 230414), (89677, 200360), (100180, 179354), (102488, 175315), (115207, 155960), (128110, 140252)]