256530816

素因数分解:

$2^7\times 3^2\times {\mathrm{17}}^1\times {\mathrm{13099}}^1$

素因数の和:13136

約数の個数: 96

約数和(自身を含む): 781677000

約数和(自身を除く): 525146184

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 17, 18, 24, 32, 34, 36, 48, 51, 64, 68, 72, 96, 102, 128, 136, 144, 153, 192, 204, 272, 288, 306, 384, 408, 544, 576, 612, 816, 1088, 1152, 1224, 1632, 2176, 2448, 3264, 4896, 6528, 9792, 13099, 19584, 26198, 39297, 52396, 78594, 104792, 117891, 157188, 209584, 222683, 235782, 314376, 419168, 445366, 471564, 628752, 668049, 838336, 890732, 943128, 1257504, 1336098, 1676672, 1781464, 1886256, 2004147, 2515008, 2672196, 3562928, 3772512, 4008294, 5030016, 5344392, 7125856, 7545024, 8016588, 10688784, 14251712, 15090048, 16033176, 21377568, 28503424, 32066352, 42755136, 64132704, 85510272, 128265408, 256530816]

約数ペア:

[(1, 256530816), (2, 128265408), (3, 85510272), (4, 64132704), (6, 42755136), (8, 32066352), (9, 28503424), (12, 21377568), (16, 16033176), (17, 15090048), (18, 14251712), (24, 10688784), (32, 8016588), (34, 7545024), (36, 7125856), (48, 5344392), (51, 5030016), (64, 4008294), (68, 3772512), (72, 3562928), (96, 2672196), (102, 2515008), (128, 2004147), (136, 1886256), (144, 1781464), (153, 1676672), (192, 1336098), (204, 1257504), (272, 943128), (288, 890732), (306, 838336), (384, 668049), (408, 628752), (544, 471564), (576, 445366), (612, 419168), (816, 314376), (1088, 235782), (1152, 222683), (1224, 209584), (1632, 157188), (2176, 117891), (2448, 104792), (3264, 78594), (4896, 52396), (6528, 39297), (9792, 26198), (13099, 19584)]