138200320

素因数分解:

$2^8\times 5^1\times {\mathrm{101}}^1\times {\mathrm{1069}}^1$

素因数の和:1191

約数の個数: 72

約数和(自身を含む): 334623240

約数和(自身を除く): 196422920

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 101, 128, 160, 202, 256, 320, 404, 505, 640, 808, 1010, 1069, 1280, 1616, 2020, 2138, 3232, 4040, 4276, 5345, 6464, 8080, 8552, 10690, 12928, 16160, 17104, 21380, 25856, 32320, 34208, 42760, 64640, 68416, 85520, 107969, 129280, 136832, 171040, 215938, 273664, 342080, 431876, 539845, 684160, 863752, 1079690, 1368320, 1727504, 2159380, 3455008, 4318760, 6910016, 8637520, 13820032, 17275040, 27640064, 34550080, 69100160, 138200320]

約数ペア:

[(1, 138200320), (2, 69100160), (4, 34550080), (5, 27640064), (8, 17275040), (10, 13820032), (16, 8637520), (20, 6910016), (32, 4318760), (40, 3455008), (64, 2159380), (80, 1727504), (101, 1368320), (128, 1079690), (160, 863752), (202, 684160), (256, 539845), (320, 431876), (404, 342080), (505, 273664), (640, 215938), (808, 171040), (1010, 136832), (1069, 129280), (1280, 107969), (1616, 85520), (2020, 68416), (2138, 64640), (3232, 42760), (4040, 34208), (4276, 32320), (5345, 25856), (6464, 21380), (8080, 17104), (8552, 16160), (10690, 12928)]