138946240

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^1\times {\mathrm{22853}}^1$

素因数の和:22889

約数の個数: 56

約数和(自身を含む): 348294960

約数和(自身を除く): 209348720

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 380, 608, 760, 1216, 1520, 3040, 6080, 22853, 45706, 91412, 114265, 182824, 228530, 365648, 434207, 457060, 731296, 868414, 914120, 1462592, 1736828, 1828240, 2171035, 3473656, 3656480, 4342070, 6947312, 7312960, 8684140, 13894624, 17368280, 27789248, 34736560, 69473120, 138946240]

約数ペア:

[(1, 138946240), (2, 69473120), (4, 34736560), (5, 27789248), (8, 17368280), (10, 13894624), (16, 8684140), (19, 7312960), (20, 6947312), (32, 4342070), (38, 3656480), (40, 3473656), (64, 2171035), (76, 1828240), (80, 1736828), (95, 1462592), (152, 914120), (160, 868414), (190, 731296), (304, 457060), (320, 434207), (380, 365648), (608, 228530), (760, 182824), (1216, 114265), (1520, 91412), (3040, 45706), (6080, 22853)]