261037056

素因数分解:

$2^{10}\times 3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:290

約数の個数: 176

約数和(自身を含む): 812249600

約数和(自身を除く): 551212544

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 56, 61, 64, 84, 96, 112, 122, 128, 168, 183, 192, 199, 224, 244, 256, 336, 366, 384, 398, 427, 448, 488, 512, 597, 672, 732, 768, 796, 854, 896, 976, 1024, 1194, 1281, 1344, 1393, 1464, 1536, 1592, 1708, 1792, 1952, 2388, 2562, 2688, 2786, 2928, 3072, 3184, 3416, 3584, 3904, 4179, 4776, 5124, 5376, 5572, 5856, 6368, 6832, 7168, 7808, 8358, 9552, 10248, 10752, 11144, 11712, 12139, 12736, 13664, 15616, 16716, 19104, 20496, 21504, 22288, 23424, 24278, 25472, 27328, 31232, 33432, 36417, 38208, 40992, 44576, 46848, 48556, 50944, 54656, 62464, 66864, 72834, 76416, 81984, 84973, 89152, 93696, 97112, 101888, 109312, 133728, 145668, 152832, 163968, 169946, 178304, 187392, 194224, 203776, 218624, 254919, 267456, 291336, 305664, 327936, 339892, 356608, 388448, 437248, 509838, 534912, 582672, 611328, 655872, 679784, 713216, 776896, 1019676, 1069824, 1165344, 1311744, 1359568, 1426432, 1553792, 2039352, 2139648, 2330688, 2719136, 3107584, 4078704, 4279296, 4661376, 5438272, 6215168, 8157408, 9322752, 10876544, 12430336, 16314816, 18645504, 21753088, 32629632, 37291008, 43506176, 65259264, 87012352, 130518528, 261037056]

約数ペア:

[(1, 261037056), (2, 130518528), (3, 87012352), (4, 65259264), (6, 43506176), (7, 37291008), (8, 32629632), (12, 21753088), (14, 18645504), (16, 16314816), (21, 12430336), (24, 10876544), (28, 9322752), (32, 8157408), (42, 6215168), (48, 5438272), (56, 4661376), (61, 4279296), (64, 4078704), (84, 3107584), (96, 2719136), (112, 2330688), (122, 2139648), (128, 2039352), (168, 1553792), (183, 1426432), (192, 1359568), (199, 1311744), (224, 1165344), (244, 1069824), (256, 1019676), (336, 776896), (366, 713216), (384, 679784), (398, 655872), (427, 611328), (448, 582672), (488, 534912), (512, 509838), (597, 437248), (672, 388448), (732, 356608), (768, 339892), (796, 327936), (854, 305664), (896, 291336), (976, 267456), (1024, 254919), (1194, 218624), (1281, 203776), (1344, 194224), (1393, 187392), (1464, 178304), (1536, 169946), (1592, 163968), (1708, 152832), (1792, 145668), (1952, 133728), (2388, 109312), (2562, 101888), (2688, 97112), (2786, 93696), (2928, 89152), (3072, 84973), (3184, 81984), (3416, 76416), (3584, 72834), (3904, 66864), (4179, 62464), (4776, 54656), (5124, 50944), (5376, 48556), (5572, 46848), (5856, 44576), (6368, 40992), (6832, 38208), (7168, 36417), (7808, 33432), (8358, 31232), (9552, 27328), (10248, 25472), (10752, 24278), (11144, 23424), (11712, 22288), (12139, 21504), (12736, 20496), (13664, 19104), (15616, 16716)]