661264128

素因数分解:

$2^8\times 3^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{173}}^1$

素因数の和:284

約数の個数: 288

約数和(自身を含む): 2276198400

約数和(自身を除く): 1614934272

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 27, 28, 32, 36, 42, 48, 54, 56, 63, 64, 72, 79, 84, 96, 108, 112, 126, 128, 144, 158, 168, 173, 189, 192, 216, 224, 237, 252, 256, 288, 316, 336, 346, 378, 384, 432, 448, 474, 504, 519, 553, 576, 632, 672, 692, 711, 756, 768, 864, 896, 948, 1008, 1038, 1106, 1152, 1211, 1264, 1344, 1384, 1422, 1512, 1557, 1659, 1728, 1792, 1896, 2016, 2076, 2133, 2212, 2304, 2422, 2528, 2688, 2768, 2844, 3024, 3114, 3318, 3456, 3633, 3792, 4032, 4152, 4266, 4424, 4671, 4844, 4977, 5056, 5376, 5536, 5688, 6048, 6228, 6636, 6912, 7266, 7584, 8064, 8304, 8532, 8848, 9342, 9688, 9954, 10112, 10899, 11072, 11376, 12096, 12456, 13272, 13667, 14532, 14931, 15168, 16128, 16608, 17064, 17696, 18684, 19376, 19908, 20224, 21798, 22144, 22752, 24192, 24912, 26544, 27334, 29064, 29862, 30336, 32697, 33216, 34128, 35392, 37368, 38752, 39816, 41001, 43596, 44288, 45504, 48384, 49824, 53088, 54668, 58128, 59724, 60672, 65394, 66432, 68256, 70784, 74736, 77504, 79632, 82002, 87192, 91008, 95669, 99648, 106176, 109336, 116256, 119448, 123003, 130788, 132864, 136512, 141568, 149472, 155008, 159264, 164004, 174384, 182016, 191338, 199296, 212352, 218672, 232512, 238896, 246006, 261576, 273024, 287007, 298944, 310016, 318528, 328008, 348768, 369009, 382676, 398592, 424704, 437344, 465024, 477792, 492012, 523152, 546048, 574014, 597888, 637056, 656016, 697536, 738018, 765352, 861021, 874688, 930048, 955584, 984024, 1046304, 1148028, 1195776, 1274112, 1312032, 1395072, 1476036, 1530704, 1722042, 1749376, 1911168, 1968048, 2092608, 2296056, 2583063, 2624064, 2790144, 2952072, 3061408, 3444084, 3498752, 3822336, 3936096, 4185216, 4592112, 5166126, 5248128, 5904144, 6122816, 6888168, 7872192, 8370432, 9184224, 10332252, 10496256, 11808288, 12245632, 13776336, 15744384, 18368448, 20664504, 23616576, 24491264, 27552672, 31488768, 36736896, 41329008, 47233152, 55105344, 73473792, 82658016, 94466304, 110210688, 165316032, 220421376, 330632064, 661264128]

約数ペア:

[(1, 661264128), (2, 330632064), (3, 220421376), (4, 165316032), (6, 110210688), (7, 94466304), (8, 82658016), (9, 73473792), (12, 55105344), (14, 47233152), (16, 41329008), (18, 36736896), (21, 31488768), (24, 27552672), (27, 24491264), (28, 23616576), (32, 20664504), (36, 18368448), (42, 15744384), (48, 13776336), (54, 12245632), (56, 11808288), (63, 10496256), (64, 10332252), (72, 9184224), (79, 8370432), (84, 7872192), (96, 6888168), (108, 6122816), (112, 5904144), (126, 5248128), (128, 5166126), (144, 4592112), (158, 4185216), (168, 3936096), (173, 3822336), (189, 3498752), (192, 3444084), (216, 3061408), (224, 2952072), (237, 2790144), (252, 2624064), (256, 2583063), (288, 2296056), (316, 2092608), (336, 1968048), (346, 1911168), (378, 1749376), (384, 1722042), (432, 1530704), (448, 1476036), (474, 1395072), (504, 1312032), (519, 1274112), (553, 1195776), (576, 1148028), (632, 1046304), (672, 984024), (692, 955584), (711, 930048), (756, 874688), (768, 861021), (864, 765352), (896, 738018), (948, 697536), (1008, 656016), (1038, 637056), (1106, 597888), (1152, 574014), (1211, 546048), (1264, 523152), (1344, 492012), (1384, 477792), (1422, 465024), (1512, 437344), (1557, 424704), (1659, 398592), (1728, 382676), (1792, 369009), (1896, 348768), (2016, 328008), (2076, 318528), (2133, 310016), (2212, 298944), (2304, 287007), (2422, 273024), (2528, 261576), (2688, 246006), (2768, 238896), (2844, 232512), (3024, 218672), (3114, 212352), (3318, 199296), (3456, 191338), (3633, 182016), (3792, 174384), (4032, 164004), (4152, 159264), (4266, 155008), (4424, 149472), (4671, 141568), (4844, 136512), (4977, 132864), (5056, 130788), (5376, 123003), (5536, 119448), (5688, 116256), (6048, 109336), (6228, 106176), (6636, 99648), (6912, 95669), (7266, 91008), (7584, 87192), (8064, 82002), (8304, 79632), (8532, 77504), (8848, 74736), (9342, 70784), (9688, 68256), (9954, 66432), (10112, 65394), (10899, 60672), (11072, 59724), (11376, 58128), (12096, 54668), (12456, 53088), (13272, 49824), (13667, 48384), (14532, 45504), (14931, 44288), (15168, 43596), (16128, 41001), (16608, 39816), (17064, 38752), (17696, 37368), (18684, 35392), (19376, 34128), (19908, 33216), (20224, 32697), (21798, 30336), (22144, 29862), (22752, 29064), (24192, 27334), (24912, 26544)]