205936744

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{1171}}^1$

素因数の和:1298

約数の個数: 64

約数和(自身を含む): 443016000

約数和(自身を除く): 237079256

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 89, 104, 152, 178, 247, 356, 494, 712, 988, 1157, 1171, 1691, 1976, 2314, 2342, 3382, 4628, 4684, 6764, 9256, 9368, 13528, 15223, 21983, 22249, 30446, 43966, 44498, 60892, 87932, 88996, 104219, 121784, 175864, 177992, 208438, 289237, 416876, 578474, 833752, 1156948, 1354847, 1980161, 2313896, 2709694, 3960322, 5419388, 7920644, 10838776, 15841288, 25742093, 51484186, 102968372, 205936744]

約数ペア:

[(1, 205936744), (2, 102968372), (4, 51484186), (8, 25742093), (13, 15841288), (19, 10838776), (26, 7920644), (38, 5419388), (52, 3960322), (76, 2709694), (89, 2313896), (104, 1980161), (152, 1354847), (178, 1156948), (247, 833752), (356, 578474), (494, 416876), (712, 289237), (988, 208438), (1157, 177992), (1171, 175864), (1691, 121784), (1976, 104219), (2314, 88996), (2342, 87932), (3382, 60892), (4628, 44498), (4684, 43966), (6764, 30446), (9256, 22249), (9368, 21983), (13528, 15223)]