256119552

素因数分解:

$2^8\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{503}}^1$

素因数の和:555

約数の個数: 216

約数和(自身を含む): 843714144

約数和(自身を除く): 587594592

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 17, 18, 24, 26, 32, 34, 36, 39, 48, 51, 52, 64, 68, 72, 78, 96, 102, 104, 117, 128, 136, 144, 153, 156, 192, 204, 208, 221, 234, 256, 272, 288, 306, 312, 384, 408, 416, 442, 468, 503, 544, 576, 612, 624, 663, 768, 816, 832, 884, 936, 1006, 1088, 1152, 1224, 1248, 1326, 1509, 1632, 1664, 1768, 1872, 1989, 2012, 2176, 2304, 2448, 2496, 2652, 3018, 3264, 3328, 3536, 3744, 3978, 4024, 4352, 4527, 4896, 4992, 5304, 6036, 6528, 6539, 7072, 7488, 7956, 8048, 8551, 9054, 9792, 9984, 10608, 12072, 13056, 13078, 14144, 14976, 15912, 16096, 17102, 18108, 19584, 19617, 21216, 24144, 25653, 26156, 28288, 29952, 31824, 32192, 34204, 36216, 39168, 39234, 42432, 48288, 51306, 52312, 56576, 58851, 63648, 64384, 68408, 72432, 76959, 78468, 84864, 96576, 102612, 104624, 111163, 117702, 127296, 128768, 136816, 144864, 153918, 156936, 169728, 193152, 205224, 209248, 222326, 235404, 254592, 273632, 289728, 307836, 313872, 333489, 386304, 410448, 418496, 444652, 470808, 509184, 547264, 579456, 615672, 627744, 666978, 820896, 836992, 889304, 941616, 1000467, 1094528, 1158912, 1231344, 1255488, 1333956, 1641792, 1673984, 1778608, 1883232, 2000934, 2189056, 2462688, 2510976, 2667912, 3283584, 3557216, 3766464, 4001868, 4925376, 5021952, 5335824, 6567168, 7114432, 7532928, 8003736, 9850752, 10671648, 14228864, 15065856, 16007472, 19701504, 21343296, 28457728, 32014944, 42686592, 64029888, 85373184, 128059776, 256119552]

約数ペア:

[(1, 256119552), (2, 128059776), (3, 85373184), (4, 64029888), (6, 42686592), (8, 32014944), (9, 28457728), (12, 21343296), (13, 19701504), (16, 16007472), (17, 15065856), (18, 14228864), (24, 10671648), (26, 9850752), (32, 8003736), (34, 7532928), (36, 7114432), (39, 6567168), (48, 5335824), (51, 5021952), (52, 4925376), (64, 4001868), (68, 3766464), (72, 3557216), (78, 3283584), (96, 2667912), (102, 2510976), (104, 2462688), (117, 2189056), (128, 2000934), (136, 1883232), (144, 1778608), (153, 1673984), (156, 1641792), (192, 1333956), (204, 1255488), (208, 1231344), (221, 1158912), (234, 1094528), (256, 1000467), (272, 941616), (288, 889304), (306, 836992), (312, 820896), (384, 666978), (408, 627744), (416, 615672), (442, 579456), (468, 547264), (503, 509184), (544, 470808), (576, 444652), (612, 418496), (624, 410448), (663, 386304), (768, 333489), (816, 313872), (832, 307836), (884, 289728), (936, 273632), (1006, 254592), (1088, 235404), (1152, 222326), (1224, 209248), (1248, 205224), (1326, 193152), (1509, 169728), (1632, 156936), (1664, 153918), (1768, 144864), (1872, 136816), (1989, 128768), (2012, 127296), (2176, 117702), (2304, 111163), (2448, 104624), (2496, 102612), (2652, 96576), (3018, 84864), (3264, 78468), (3328, 76959), (3536, 72432), (3744, 68408), (3978, 64384), (4024, 63648), (4352, 58851), (4527, 56576), (4896, 52312), (4992, 51306), (5304, 48288), (6036, 42432), (6528, 39234), (6539, 39168), (7072, 36216), (7488, 34204), (7956, 32192), (8048, 31824), (8551, 29952), (9054, 28288), (9792, 26156), (9984, 25653), (10608, 24144), (12072, 21216), (13056, 19617), (13078, 19584), (14144, 18108), (14976, 17102), (15912, 16096)]