257534208

素因数分解:

$2^8\times 3^3\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:134

約数の個数: 288

約数和(自身を含む): 838857600

約数和(自身を除く): 581323392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 19, 24, 27, 32, 36, 37, 38, 48, 53, 54, 57, 64, 72, 74, 76, 96, 106, 108, 111, 114, 128, 144, 148, 152, 159, 171, 192, 212, 216, 222, 228, 256, 288, 296, 304, 318, 333, 342, 384, 424, 432, 444, 456, 477, 513, 576, 592, 608, 636, 666, 684, 703, 768, 848, 864, 888, 912, 954, 999, 1007, 1026, 1152, 1184, 1216, 1272, 1332, 1368, 1406, 1431, 1696, 1728, 1776, 1824, 1908, 1961, 1998, 2014, 2052, 2109, 2304, 2368, 2432, 2544, 2664, 2736, 2812, 2862, 3021, 3392, 3456, 3552, 3648, 3816, 3922, 3996, 4028, 4104, 4218, 4736, 4864, 5088, 5328, 5472, 5624, 5724, 5883, 6042, 6327, 6784, 6912, 7104, 7296, 7632, 7844, 7992, 8056, 8208, 8436, 9063, 9472, 10176, 10656, 10944, 11248, 11448, 11766, 12084, 12654, 13568, 14208, 14592, 15264, 15688, 15984, 16112, 16416, 16872, 17649, 18126, 18981, 20352, 21312, 21888, 22496, 22896, 23532, 24168, 25308, 27189, 28416, 30528, 31376, 31968, 32224, 32832, 33744, 35298, 36252, 37259, 37962, 40704, 42624, 43776, 44992, 45792, 47064, 48336, 50616, 52947, 54378, 61056, 62752, 63936, 64448, 65664, 67488, 70596, 72504, 74518, 75924, 85248, 89984, 91584, 94128, 96672, 101232, 105894, 108756, 111777, 122112, 125504, 127872, 128896, 131328, 134976, 141192, 145008, 149036, 151848, 179968, 183168, 188256, 193344, 202464, 211788, 217512, 223554, 251008, 255744, 257792, 269952, 282384, 290016, 298072, 303696, 335331, 366336, 376512, 386688, 404928, 423576, 435024, 447108, 502016, 539904, 564768, 580032, 596144, 607392, 670662, 753024, 773376, 809856, 847152, 870048, 894216, 1005993, 1129536, 1160064, 1192288, 1214784, 1341324, 1506048, 1619712, 1694304, 1740096, 1788432, 2011986, 2259072, 2320128, 2384576, 2429568, 2682648, 3388608, 3480192, 3576864, 4023972, 4518144, 4769152, 4859136, 5365296, 6777216, 6960384, 7153728, 8047944, 9538304, 10730592, 13554432, 14307456, 16095888, 21461184, 28614912, 32191776, 42922368, 64383552, 85844736, 128767104, 257534208]

約数ペア:

[(1, 257534208), (2, 128767104), (3, 85844736), (4, 64383552), (6, 42922368), (8, 32191776), (9, 28614912), (12, 21461184), (16, 16095888), (18, 14307456), (19, 13554432), (24, 10730592), (27, 9538304), (32, 8047944), (36, 7153728), (37, 6960384), (38, 6777216), (48, 5365296), (53, 4859136), (54, 4769152), (57, 4518144), (64, 4023972), (72, 3576864), (74, 3480192), (76, 3388608), (96, 2682648), (106, 2429568), (108, 2384576), (111, 2320128), (114, 2259072), (128, 2011986), (144, 1788432), (148, 1740096), (152, 1694304), (159, 1619712), (171, 1506048), (192, 1341324), (212, 1214784), (216, 1192288), (222, 1160064), (228, 1129536), (256, 1005993), (288, 894216), (296, 870048), (304, 847152), (318, 809856), (333, 773376), (342, 753024), (384, 670662), (424, 607392), (432, 596144), (444, 580032), (456, 564768), (477, 539904), (513, 502016), (576, 447108), (592, 435024), (608, 423576), (636, 404928), (666, 386688), (684, 376512), (703, 366336), (768, 335331), (848, 303696), (864, 298072), (888, 290016), (912, 282384), (954, 269952), (999, 257792), (1007, 255744), (1026, 251008), (1152, 223554), (1184, 217512), (1216, 211788), (1272, 202464), (1332, 193344), (1368, 188256), (1406, 183168), (1431, 179968), (1696, 151848), (1728, 149036), (1776, 145008), (1824, 141192), (1908, 134976), (1961, 131328), (1998, 128896), (2014, 127872), (2052, 125504), (2109, 122112), (2304, 111777), (2368, 108756), (2432, 105894), (2544, 101232), (2664, 96672), (2736, 94128), (2812, 91584), (2862, 89984), (3021, 85248), (3392, 75924), (3456, 74518), (3552, 72504), (3648, 70596), (3816, 67488), (3922, 65664), (3996, 64448), (4028, 63936), (4104, 62752), (4218, 61056), (4736, 54378), (4864, 52947), (5088, 50616), (5328, 48336), (5472, 47064), (5624, 45792), (5724, 44992), (5883, 43776), (6042, 42624), (6327, 40704), (6784, 37962), (6912, 37259), (7104, 36252), (7296, 35298), (7632, 33744), (7844, 32832), (7992, 32224), (8056, 31968), (8208, 31376), (8436, 30528), (9063, 28416), (9472, 27189), (10176, 25308), (10656, 24168), (10944, 23532), (11248, 22896), (11448, 22496), (11766, 21888), (12084, 21312), (12654, 20352), (13568, 18981), (14208, 18126), (14592, 17649), (15264, 16872), (15688, 16416), (15984, 16112)]