678641004

素因数分解:

$2^2\times 3^4\times {\mathrm{71}}^1\times {\mathrm{29501}}^1$

素因数の和:29588

約数の個数: 60

約数和(自身を含む): 1799149968

約数和(自身を除く): 1120508964

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 81, 108, 142, 162, 213, 284, 324, 426, 639, 852, 1278, 1917, 2556, 3834, 5751, 7668, 11502, 23004, 29501, 59002, 88503, 118004, 177006, 265509, 354012, 531018, 796527, 1062036, 1593054, 2094571, 2389581, 3186108, 4189142, 4779162, 6283713, 8378284, 9558324, 12567426, 18851139, 25134852, 37702278, 56553417, 75404556, 113106834, 169660251, 226213668, 339320502, 678641004]

約数ペア:

[(1, 678641004), (2, 339320502), (3, 226213668), (4, 169660251), (6, 113106834), (9, 75404556), (12, 56553417), (18, 37702278), (27, 25134852), (36, 18851139), (54, 12567426), (71, 9558324), (81, 8378284), (108, 6283713), (142, 4779162), (162, 4189142), (213, 3186108), (284, 2389581), (324, 2094571), (426, 1593054), (639, 1062036), (852, 796527), (1278, 531018), (1917, 354012), (2556, 265509), (3834, 177006), (5751, 118004), (7668, 88503), (11502, 59002), (23004, 29501)]