256083984

素因数分解:

$2^4\times 3^3\times {\mathrm{13}}^1\times {\mathrm{45599}}^1$

素因数の和:45629

約数の個数: 80

約数和(自身を含む): 791616000

約数和(自身を除く): 535532016

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 27, 36, 39, 48, 52, 54, 72, 78, 104, 108, 117, 144, 156, 208, 216, 234, 312, 351, 432, 468, 624, 702, 936, 1404, 1872, 2808, 5616, 45599, 91198, 136797, 182396, 273594, 364792, 410391, 547188, 592787, 729584, 820782, 1094376, 1185574, 1231173, 1641564, 1778361, 2188752, 2371148, 2462346, 3283128, 3556722, 4742296, 4924692, 5335083, 6566256, 7113444, 9484592, 9849384, 10670166, 14226888, 16005249, 19698768, 21340332, 28453776, 32010498, 42680664, 64020996, 85361328, 128041992, 256083984]

約数ペア:

[(1, 256083984), (2, 128041992), (3, 85361328), (4, 64020996), (6, 42680664), (8, 32010498), (9, 28453776), (12, 21340332), (13, 19698768), (16, 16005249), (18, 14226888), (24, 10670166), (26, 9849384), (27, 9484592), (36, 7113444), (39, 6566256), (48, 5335083), (52, 4924692), (54, 4742296), (72, 3556722), (78, 3283128), (104, 2462346), (108, 2371148), (117, 2188752), (144, 1778361), (156, 1641564), (208, 1231173), (216, 1185574), (234, 1094376), (312, 820782), (351, 729584), (432, 592787), (468, 547188), (624, 410391), (702, 364792), (936, 273594), (1404, 182396), (1872, 136797), (2808, 91198), (5616, 45599)]