144204160

素因数分解:

$2^7\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1621}}^1$

素因数の和:1779

約数の個数: 64

約数和(自身を含む): 347432400

約数和(自身を除く): 203228240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 139, 160, 278, 320, 556, 640, 695, 1112, 1390, 1621, 2224, 2780, 3242, 4448, 5560, 6484, 8105, 8896, 11120, 12968, 16210, 17792, 22240, 25936, 32420, 44480, 51872, 64840, 88960, 103744, 129680, 207488, 225319, 259360, 450638, 518720, 901276, 1037440, 1126595, 1802552, 2253190, 3605104, 4506380, 7210208, 9012760, 14420416, 18025520, 28840832, 36051040, 72102080, 144204160]

約数ペア:

[(1, 144204160), (2, 72102080), (4, 36051040), (5, 28840832), (8, 18025520), (10, 14420416), (16, 9012760), (20, 7210208), (32, 4506380), (40, 3605104), (64, 2253190), (80, 1802552), (128, 1126595), (139, 1037440), (160, 901276), (278, 518720), (320, 450638), (556, 259360), (640, 225319), (695, 207488), (1112, 129680), (1390, 103744), (1621, 88960), (2224, 64840), (2780, 51872), (3242, 44480), (4448, 32420), (5560, 25936), (6484, 22240), (8105, 17792), (8896, 16210), (11120, 12968)]