219957528

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{68909}}^1$

素因数の和:68944

約数の個数: 64

約数和(自身を含む): 661536000

約数和(自身を除く): 441578472

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 19, 21, 24, 28, 38, 42, 56, 57, 76, 84, 114, 133, 152, 168, 228, 266, 399, 456, 532, 798, 1064, 1596, 3192, 68909, 137818, 206727, 275636, 413454, 482363, 551272, 826908, 964726, 1309271, 1447089, 1653816, 1929452, 2618542, 2894178, 3858904, 3927813, 5237084, 5788356, 7855626, 9164897, 10474168, 11576712, 15711252, 18329794, 27494691, 31422504, 36659588, 54989382, 73319176, 109978764, 219957528]

約数ペア:

[(1, 219957528), (2, 109978764), (3, 73319176), (4, 54989382), (6, 36659588), (7, 31422504), (8, 27494691), (12, 18329794), (14, 15711252), (19, 11576712), (21, 10474168), (24, 9164897), (28, 7855626), (38, 5788356), (42, 5237084), (56, 3927813), (57, 3858904), (76, 2894178), (84, 2618542), (114, 1929452), (133, 1653816), (152, 1447089), (168, 1309271), (228, 964726), (266, 826908), (399, 551272), (456, 482363), (532, 413454), (798, 275636), (1064, 206727), (1596, 137818), (3192, 68909)]