256755744

素因数分解:

$2^5\times 3^5\times 7^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:174

約数の個数: 288

約数和(自身を含む): 891596160

約数和(自身を除く): 634840416

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 53, 54, 56, 63, 72, 81, 84, 89, 96, 106, 108, 112, 126, 144, 159, 162, 168, 178, 189, 212, 216, 224, 243, 252, 267, 288, 318, 324, 336, 356, 371, 378, 424, 432, 477, 486, 504, 534, 567, 623, 636, 648, 672, 712, 742, 756, 801, 848, 864, 954, 972, 1008, 1068, 1113, 1134, 1246, 1272, 1296, 1424, 1431, 1484, 1512, 1602, 1696, 1701, 1869, 1908, 1944, 2016, 2136, 2226, 2268, 2403, 2492, 2544, 2592, 2848, 2862, 2968, 3024, 3204, 3339, 3402, 3738, 3816, 3888, 4272, 4293, 4452, 4536, 4717, 4806, 4984, 5088, 5607, 5724, 5936, 6048, 6408, 6678, 6804, 7209, 7476, 7632, 7776, 8544, 8586, 8904, 9072, 9434, 9612, 9968, 10017, 11214, 11448, 11872, 12816, 12879, 13356, 13608, 14151, 14418, 14952, 15264, 16821, 17172, 17808, 18144, 18868, 19224, 19936, 20034, 21627, 22428, 22896, 25632, 25758, 26712, 27216, 28302, 28836, 29904, 30051, 33019, 33642, 34344, 35616, 37736, 38448, 40068, 42453, 43254, 44856, 45792, 50463, 51516, 53424, 54432, 56604, 57672, 59808, 60102, 66038, 67284, 68688, 75472, 76896, 80136, 84906, 86508, 89712, 90153, 99057, 100926, 103032, 106848, 113208, 115344, 120204, 127359, 132076, 134568, 137376, 150944, 151389, 160272, 169812, 173016, 179424, 180306, 198114, 201852, 206064, 226416, 230688, 240408, 254718, 264152, 269136, 297171, 302778, 320544, 339624, 346032, 360612, 382077, 396228, 403704, 412128, 452832, 480816, 509436, 528304, 538272, 594342, 605556, 679248, 692064, 721224, 764154, 792456, 807408, 891513, 961632, 1018872, 1056608, 1146231, 1188684, 1211112, 1358496, 1442448, 1528308, 1584912, 1614816, 1783026, 2037744, 2292462, 2377368, 2422224, 2674539, 2884896, 3056616, 3169824, 3566052, 4075488, 4584924, 4754736, 4844448, 5349078, 6113232, 7132104, 8023617, 9169848, 9509472, 10698156, 12226464, 14264208, 16047234, 18339696, 21396312, 28528416, 32094468, 36679392, 42792624, 64188936, 85585248, 128377872, 256755744]

約数ペア:

[(1, 256755744), (2, 128377872), (3, 85585248), (4, 64188936), (6, 42792624), (7, 36679392), (8, 32094468), (9, 28528416), (12, 21396312), (14, 18339696), (16, 16047234), (18, 14264208), (21, 12226464), (24, 10698156), (27, 9509472), (28, 9169848), (32, 8023617), (36, 7132104), (42, 6113232), (48, 5349078), (53, 4844448), (54, 4754736), (56, 4584924), (63, 4075488), (72, 3566052), (81, 3169824), (84, 3056616), (89, 2884896), (96, 2674539), (106, 2422224), (108, 2377368), (112, 2292462), (126, 2037744), (144, 1783026), (159, 1614816), (162, 1584912), (168, 1528308), (178, 1442448), (189, 1358496), (212, 1211112), (216, 1188684), (224, 1146231), (243, 1056608), (252, 1018872), (267, 961632), (288, 891513), (318, 807408), (324, 792456), (336, 764154), (356, 721224), (371, 692064), (378, 679248), (424, 605556), (432, 594342), (477, 538272), (486, 528304), (504, 509436), (534, 480816), (567, 452832), (623, 412128), (636, 403704), (648, 396228), (672, 382077), (712, 360612), (742, 346032), (756, 339624), (801, 320544), (848, 302778), (864, 297171), (954, 269136), (972, 264152), (1008, 254718), (1068, 240408), (1113, 230688), (1134, 226416), (1246, 206064), (1272, 201852), (1296, 198114), (1424, 180306), (1431, 179424), (1484, 173016), (1512, 169812), (1602, 160272), (1696, 151389), (1701, 150944), (1869, 137376), (1908, 134568), (1944, 132076), (2016, 127359), (2136, 120204), (2226, 115344), (2268, 113208), (2403, 106848), (2492, 103032), (2544, 100926), (2592, 99057), (2848, 90153), (2862, 89712), (2968, 86508), (3024, 84906), (3204, 80136), (3339, 76896), (3402, 75472), (3738, 68688), (3816, 67284), (3888, 66038), (4272, 60102), (4293, 59808), (4452, 57672), (4536, 56604), (4717, 54432), (4806, 53424), (4984, 51516), (5088, 50463), (5607, 45792), (5724, 44856), (5936, 43254), (6048, 42453), (6408, 40068), (6678, 38448), (6804, 37736), (7209, 35616), (7476, 34344), (7632, 33642), (7776, 33019), (8544, 30051), (8586, 29904), (8904, 28836), (9072, 28302), (9434, 27216), (9612, 26712), (9968, 25758), (10017, 25632), (11214, 22896), (11448, 22428), (11872, 21627), (12816, 20034), (12879, 19936), (13356, 19224), (13608, 18868), (14151, 18144), (14418, 17808), (14952, 17172), (15264, 16821)]