128579136

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:281

約数の個数: 168

約数和(自身を含む): 403067520

約数和(自身を除く): 274488384

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, 147, 158, 168, 173, 192, 196, 224, 237, 294, 316, 336, 346, 392, 448, 474, 519, 553, 588, 632, 672, 692, 784, 948, 1038, 1106, 1176, 1211, 1264, 1344, 1384, 1568, 1659, 1896, 2076, 2212, 2352, 2422, 2528, 2768, 3136, 3318, 3633, 3792, 3871, 4152, 4424, 4704, 4844, 5056, 5536, 6636, 7266, 7584, 7742, 8304, 8477, 8848, 9408, 9688, 11072, 11613, 13272, 13667, 14532, 15168, 15484, 16608, 16954, 17696, 19376, 23226, 25431, 26544, 27334, 29064, 30968, 33216, 33908, 35392, 38752, 41001, 46452, 50862, 53088, 54668, 58128, 61936, 67816, 77504, 82002, 92904, 95669, 101724, 106176, 109336, 116256, 123872, 135632, 164004, 185808, 191338, 203448, 218672, 232512, 247744, 271264, 287007, 328008, 371616, 382676, 406896, 437344, 542528, 574014, 656016, 669683, 743232, 765352, 813792, 874688, 1148028, 1312032, 1339366, 1530704, 1627584, 2009049, 2296056, 2624064, 2678732, 3061408, 4018098, 4592112, 5357464, 6122816, 8036196, 9184224, 10714928, 16072392, 18368448, 21429856, 32144784, 42859712, 64289568, 128579136]

約数ペア:

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