257158272

素因数分解:

$2^7\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:283

約数の個数: 192

約数和(自身を含む): 809308800

約数和(自身を除く): 552150528

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 32, 42, 48, 49, 56, 64, 79, 84, 96, 98, 112, 128, 147, 158, 168, 173, 192, 196, 224, 237, 294, 316, 336, 346, 384, 392, 448, 474, 519, 553, 588, 632, 672, 692, 784, 896, 948, 1038, 1106, 1176, 1211, 1264, 1344, 1384, 1568, 1659, 1896, 2076, 2212, 2352, 2422, 2528, 2688, 2768, 3136, 3318, 3633, 3792, 3871, 4152, 4424, 4704, 4844, 5056, 5536, 6272, 6636, 7266, 7584, 7742, 8304, 8477, 8848, 9408, 9688, 10112, 11072, 11613, 13272, 13667, 14532, 15168, 15484, 16608, 16954, 17696, 18816, 19376, 22144, 23226, 25431, 26544, 27334, 29064, 30336, 30968, 33216, 33908, 35392, 38752, 41001, 46452, 50862, 53088, 54668, 58128, 61936, 66432, 67816, 70784, 77504, 82002, 92904, 95669, 101724, 106176, 109336, 116256, 123872, 135632, 155008, 164004, 185808, 191338, 203448, 212352, 218672, 232512, 247744, 271264, 287007, 328008, 371616, 382676, 406896, 437344, 465024, 495488, 542528, 574014, 656016, 669683, 743232, 765352, 813792, 874688, 1085056, 1148028, 1312032, 1339366, 1486464, 1530704, 1627584, 1749376, 2009049, 2296056, 2624064, 2678732, 3061408, 3255168, 4018098, 4592112, 5248128, 5357464, 6122816, 8036196, 9184224, 10714928, 12245632, 16072392, 18368448, 21429856, 32144784, 36736896, 42859712, 64289568, 85719424, 128579136, 257158272]

約数ペア:

[(1, 257158272), (2, 128579136), (3, 85719424), (4, 64289568), (6, 42859712), (7, 36736896), (8, 32144784), (12, 21429856), (14, 18368448), (16, 16072392), (21, 12245632), (24, 10714928), (28, 9184224), (32, 8036196), (42, 6122816), (48, 5357464), (49, 5248128), (56, 4592112), (64, 4018098), (79, 3255168), (84, 3061408), (96, 2678732), (98, 2624064), (112, 2296056), (128, 2009049), (147, 1749376), (158, 1627584), (168, 1530704), (173, 1486464), (192, 1339366), (196, 1312032), (224, 1148028), (237, 1085056), (294, 874688), (316, 813792), (336, 765352), (346, 743232), (384, 669683), (392, 656016), (448, 574014), (474, 542528), (519, 495488), (553, 465024), (588, 437344), (632, 406896), (672, 382676), (692, 371616), (784, 328008), (896, 287007), (948, 271264), (1038, 247744), (1106, 232512), (1176, 218672), (1211, 212352), (1264, 203448), (1344, 191338), (1384, 185808), (1568, 164004), (1659, 155008), (1896, 135632), (2076, 123872), (2212, 116256), (2352, 109336), (2422, 106176), (2528, 101724), (2688, 95669), (2768, 92904), (3136, 82002), (3318, 77504), (3633, 70784), (3792, 67816), (3871, 66432), (4152, 61936), (4424, 58128), (4704, 54668), (4844, 53088), (5056, 50862), (5536, 46452), (6272, 41001), (6636, 38752), (7266, 35392), (7584, 33908), (7742, 33216), (8304, 30968), (8477, 30336), (8848, 29064), (9408, 27334), (9688, 26544), (10112, 25431), (11072, 23226), (11613, 22144), (13272, 19376), (13667, 18816), (14532, 17696), (15168, 16954), (15484, 16608)]