140154784

素因数分解:

$2^5\times 7^1\times {\mathrm{11}}^2\times {\mathrm{5171}}^1$

素因数の和:5210

約数の個数: 72

約数和(自身を含む): 346689504

約数和(自身を除く): 206534720

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 32, 44, 56, 77, 88, 112, 121, 154, 176, 224, 242, 308, 352, 484, 616, 847, 968, 1232, 1694, 1936, 2464, 3388, 3872, 5171, 6776, 10342, 13552, 20684, 27104, 36197, 41368, 56881, 72394, 82736, 113762, 144788, 165472, 227524, 289576, 398167, 455048, 579152, 625691, 796334, 910096, 1158304, 1251382, 1592668, 1820192, 2502764, 3185336, 4379837, 5005528, 6370672, 8759674, 10011056, 12741344, 17519348, 20022112, 35038696, 70077392, 140154784]

約数ペア:

[(1, 140154784), (2, 70077392), (4, 35038696), (7, 20022112), (8, 17519348), (11, 12741344), (14, 10011056), (16, 8759674), (22, 6370672), (28, 5005528), (32, 4379837), (44, 3185336), (56, 2502764), (77, 1820192), (88, 1592668), (112, 1251382), (121, 1158304), (154, 910096), (176, 796334), (224, 625691), (242, 579152), (308, 455048), (352, 398167), (484, 289576), (616, 227524), (847, 165472), (968, 144788), (1232, 113762), (1694, 82736), (1936, 72394), (2464, 56881), (3388, 41368), (3872, 36197), (5171, 27104), (6776, 20684), (10342, 13552)]