378291201080

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{641}}^1\times {\mathrm{701}}^1\times {\mathrm{1619}}^1$

素因数の和:2985

約数の個数: 128

約数和(自身を含む): 919936180800

約数和(自身を除く): 541644979720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 641, 701, 1282, 1402, 1619, 2564, 2804, 3205, 3238, 3505, 5128, 5608, 6410, 6476, 7010, 8095, 8333, 9113, 12820, 12952, 14020, 16190, 16666, 18226, 21047, 25640, 28040, 32380, 33332, 36452, 41665, 42094, 45565, 64760, 66664, 72904, 83330, 84188, 91130, 105235, 166660, 168376, 182260, 210470, 333320, 364520, 420940, 449341, 841880, 898682, 1037779, 1134919, 1797364, 2075558, 2246705, 2269838, 3594728, 4151116, 4493410, 4539676, 5188895, 5674595, 5841433, 8302232, 8986820, 9079352, 10377790, 11349190, 11682866, 13491127, 14753947, 17973640, 20755580, 22698380, 23365732, 26982254, 29207165, 29507894, 41511160, 45396760, 46731464, 53964508, 58414330, 59015788, 67455635, 73769735, 107929016, 116828660, 118031576, 134911270, 147539470, 233657320, 269822540, 295078940, 539645080, 590157880, 727483079, 1454966158, 2909932316, 3637415395, 5819864632, 7274830790, 9457280027, 14549661580, 18914560054, 29099323160, 37829120108, 47286400135, 75658240216, 94572800270, 189145600540, 378291201080]

約数ペア:

[(1, 378291201080), (2, 189145600540), (4, 94572800270), (5, 75658240216), (8, 47286400135), (10, 37829120108), (13, 29099323160), (20, 18914560054), (26, 14549661580), (40, 9457280027), (52, 7274830790), (65, 5819864632), (104, 3637415395), (130, 2909932316), (260, 1454966158), (520, 727483079), (641, 590157880), (701, 539645080), (1282, 295078940), (1402, 269822540), (1619, 233657320), (2564, 147539470), (2804, 134911270), (3205, 118031576), (3238, 116828660), (3505, 107929016), (5128, 73769735), (5608, 67455635), (6410, 59015788), (6476, 58414330), (7010, 53964508), (8095, 46731464), (8333, 45396760), (9113, 41511160), (12820, 29507894), (12952, 29207165), (14020, 26982254), (16190, 23365732), (16666, 22698380), (18226, 20755580), (21047, 17973640), (25640, 14753947), (28040, 13491127), (32380, 11682866), (33332, 11349190), (36452, 10377790), (41665, 9079352), (42094, 8986820), (45565, 8302232), (64760, 5841433), (66664, 5674595), (72904, 5188895), (83330, 4539676), (84188, 4493410), (91130, 4151116), (105235, 3594728), (166660, 2269838), (168376, 2246705), (182260, 2075558), (210470, 1797364), (333320, 1134919), (364520, 1037779), (420940, 898682), (449341, 841880)]