155505728

素因数分解:

$2^6\times 7^1\times {\mathrm{19}}^1\times {\mathrm{18269}}^1$

素因数の和:18307

約数の個数: 56

約数和(自身を含む): 371246400

約数和(自身を除く): 215740672

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 133, 152, 224, 266, 304, 448, 532, 608, 1064, 1216, 2128, 4256, 8512, 18269, 36538, 73076, 127883, 146152, 255766, 292304, 347111, 511532, 584608, 694222, 1023064, 1169216, 1388444, 2046128, 2429777, 2776888, 4092256, 4859554, 5553776, 8184512, 9719108, 11107552, 19438216, 22215104, 38876432, 77752864, 155505728]

約数ペア:

[(1, 155505728), (2, 77752864), (4, 38876432), (7, 22215104), (8, 19438216), (14, 11107552), (16, 9719108), (19, 8184512), (28, 5553776), (32, 4859554), (38, 4092256), (56, 2776888), (64, 2429777), (76, 2046128), (112, 1388444), (133, 1169216), (152, 1023064), (224, 694222), (266, 584608), (304, 511532), (448, 347111), (532, 292304), (608, 255766), (1064, 146152), (1216, 127883), (2128, 73076), (4256, 36538), (8512, 18269)]