256280128128

素因数分解:

$2^7\times 3^2\times {\mathrm{157}}^1\times {\mathrm{1416977}}^1$

素因数の和:1417154

約数の個数: 96

約数和(自身を含む): 742170567060

約数和(自身を除く): 485890438932

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 64, 72, 96, 128, 144, 157, 192, 288, 314, 384, 471, 576, 628, 942, 1152, 1256, 1413, 1884, 2512, 2826, 3768, 5024, 5652, 7536, 10048, 11304, 15072, 20096, 22608, 30144, 45216, 60288, 90432, 180864, 1416977, 2833954, 4250931, 5667908, 8501862, 11335816, 12752793, 17003724, 22671632, 25505586, 34007448, 45343264, 51011172, 68014896, 90686528, 102022344, 136029792, 181373056, 204044688, 222465389, 272059584, 408089376, 444930778, 544119168, 667396167, 816178752, 889861556, 1334792334, 1632357504, 1779723112, 2002188501, 2669584668, 3559446224, 4004377002, 5339169336, 7118892448, 8008754004, 10678338672, 14237784896, 16017508008, 21356677344, 28475569792, 32035016016, 42713354688, 64070032032, 85426709376, 128140064064, 256280128128]

約数ペア:

[(1, 256280128128), (2, 128140064064), (3, 85426709376), (4, 64070032032), (6, 42713354688), (8, 32035016016), (9, 28475569792), (12, 21356677344), (16, 16017508008), (18, 14237784896), (24, 10678338672), (32, 8008754004), (36, 7118892448), (48, 5339169336), (64, 4004377002), (72, 3559446224), (96, 2669584668), (128, 2002188501), (144, 1779723112), (157, 1632357504), (192, 1334792334), (288, 889861556), (314, 816178752), (384, 667396167), (471, 544119168), (576, 444930778), (628, 408089376), (942, 272059584), (1152, 222465389), (1256, 204044688), (1413, 181373056), (1884, 136029792), (2512, 102022344), (2826, 90686528), (3768, 68014896), (5024, 51011172), (5652, 45343264), (7536, 34007448), (10048, 25505586), (11304, 22671632), (15072, 17003724), (20096, 12752793), (22608, 11335816), (30144, 8501862), (45216, 5667908), (60288, 4250931), (90432, 2833954), (180864, 1416977)]