28239977920

素因数分解:

$2^6\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{163729}}^1$

素因数の和:163771

約数の個数: 168

約数和(自身を含む): 85337385840

約数和(自身を除く): 57097407920

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 140, 154, 160, 176, 196, 220, 224, 245, 280, 308, 320, 352, 385, 392, 440, 448, 490, 539, 560, 616, 704, 770, 784, 880, 980, 1078, 1120, 1232, 1540, 1568, 1760, 1960, 2156, 2240, 2464, 2695, 3080, 3136, 3520, 3920, 4312, 4928, 5390, 6160, 7840, 8624, 10780, 12320, 15680, 17248, 21560, 24640, 34496, 43120, 86240, 163729, 172480, 327458, 654916, 818645, 1146103, 1309832, 1637290, 1801019, 2292206, 2619664, 3274580, 3602038, 4584412, 5239328, 5730515, 6549160, 7204076, 8022721, 9005095, 9168824, 10478656, 11461030, 12607133, 13098320, 14408152, 16045442, 18010190, 18337648, 22922060, 25214266, 26196640, 28816304, 32090884, 36020380, 36675296, 40113605, 45844120, 50428532, 52393280, 57632608, 63035665, 64181768, 72040760, 73350592, 80227210, 88249931, 91688240, 100857064, 115265216, 126071330, 128363536, 144081520, 160454420, 176499862, 183376480, 201714128, 252142660, 256727072, 288163040, 320908840, 352999724, 366752960, 403428256, 441249655, 504285320, 513454144, 576326080, 641817680, 705999448, 806856512, 882499310, 1008570640, 1283635360, 1411998896, 1764998620, 2017141280, 2567270720, 2823997792, 3529997240, 4034282560, 5647995584, 7059994480, 14119988960, 28239977920]

約数ペア:

[(1, 28239977920), (2, 14119988960), (4, 7059994480), (5, 5647995584), (7, 4034282560), (8, 3529997240), (10, 2823997792), (11, 2567270720), (14, 2017141280), (16, 1764998620), (20, 1411998896), (22, 1283635360), (28, 1008570640), (32, 882499310), (35, 806856512), (40, 705999448), (44, 641817680), (49, 576326080), (55, 513454144), (56, 504285320), (64, 441249655), (70, 403428256), (77, 366752960), (80, 352999724), (88, 320908840), (98, 288163040), (110, 256727072), (112, 252142660), (140, 201714128), (154, 183376480), (160, 176499862), (176, 160454420), (196, 144081520), (220, 128363536), (224, 126071330), (245, 115265216), (280, 100857064), (308, 91688240), (320, 88249931), (352, 80227210), (385, 73350592), (392, 72040760), (440, 64181768), (448, 63035665), (490, 57632608), (539, 52393280), (560, 50428532), (616, 45844120), (704, 40113605), (770, 36675296), (784, 36020380), (880, 32090884), (980, 28816304), (1078, 26196640), (1120, 25214266), (1232, 22922060), (1540, 18337648), (1568, 18010190), (1760, 16045442), (1960, 14408152), (2156, 13098320), (2240, 12607133), (2464, 11461030), (2695, 10478656), (3080, 9168824), (3136, 9005095), (3520, 8022721), (3920, 7204076), (4312, 6549160), (4928, 5730515), (5390, 5239328), (6160, 4584412), (7840, 3602038), (8624, 3274580), (10780, 2619664), (12320, 2292206), (15680, 1801019), (17248, 1637290), (21560, 1309832), (24640, 1146103), (34496, 818645), (43120, 654916), (86240, 327458), (163729, 172480)]