220421376

素因数分解:

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

素因数の和:281

約数の個数: 216

約数和(自身を含む): 739764480

約数和(自身を除く): 519343104

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 64, 72, 79, 84, 96, 112, 126, 128, 144, 158, 168, 173, 192, 224, 237, 252, 256, 288, 316, 336, 346, 384, 448, 474, 504, 519, 553, 576, 632, 672, 692, 711, 768, 896, 948, 1008, 1038, 1106, 1152, 1211, 1264, 1344, 1384, 1422, 1557, 1659, 1792, 1896, 2016, 2076, 2212, 2304, 2422, 2528, 2688, 2768, 2844, 3114, 3318, 3633, 3792, 4032, 4152, 4424, 4844, 4977, 5056, 5376, 5536, 5688, 6228, 6636, 7266, 7584, 8064, 8304, 8848, 9688, 9954, 10112, 10899, 11072, 11376, 12456, 13272, 13667, 14532, 15168, 16128, 16608, 17696, 19376, 19908, 20224, 21798, 22144, 22752, 24912, 26544, 27334, 29064, 30336, 33216, 35392, 38752, 39816, 41001, 43596, 44288, 45504, 49824, 53088, 54668, 58128, 60672, 66432, 70784, 77504, 79632, 82002, 87192, 91008, 95669, 99648, 106176, 109336, 116256, 123003, 132864, 141568, 155008, 159264, 164004, 174384, 182016, 191338, 199296, 212352, 218672, 232512, 246006, 287007, 310016, 318528, 328008, 348768, 382676, 398592, 424704, 437344, 465024, 492012, 574014, 637056, 656016, 697536, 765352, 861021, 874688, 930048, 984024, 1148028, 1274112, 1312032, 1395072, 1530704, 1722042, 1749376, 1968048, 2296056, 2624064, 2790144, 3061408, 3444084, 3498752, 3936096, 4592112, 5248128, 6122816, 6888168, 7872192, 9184224, 10496256, 12245632, 13776336, 15744384, 18368448, 24491264, 27552672, 31488768, 36736896, 55105344, 73473792, 110210688, 220421376]

約数ペア:

[(1, 220421376), (2, 110210688), (3, 73473792), (4, 55105344), (6, 36736896), (7, 31488768), (8, 27552672), (9, 24491264), (12, 18368448), (14, 15744384), (16, 13776336), (18, 12245632), (21, 10496256), (24, 9184224), (28, 7872192), (32, 6888168), (36, 6122816), (42, 5248128), (48, 4592112), (56, 3936096), (63, 3498752), (64, 3444084), (72, 3061408), (79, 2790144), (84, 2624064), (96, 2296056), (112, 1968048), (126, 1749376), (128, 1722042), (144, 1530704), (158, 1395072), (168, 1312032), (173, 1274112), (192, 1148028), (224, 984024), (237, 930048), (252, 874688), (256, 861021), (288, 765352), (316, 697536), (336, 656016), (346, 637056), (384, 574014), (448, 492012), (474, 465024), (504, 437344), (519, 424704), (553, 398592), (576, 382676), (632, 348768), (672, 328008), (692, 318528), (711, 310016), (768, 287007), (896, 246006), (948, 232512), (1008, 218672), (1038, 212352), (1106, 199296), (1152, 191338), (1211, 182016), (1264, 174384), (1344, 164004), (1384, 159264), (1422, 155008), (1557, 141568), (1659, 132864), (1792, 123003), (1896, 116256), (2016, 109336), (2076, 106176), (2212, 99648), (2304, 95669), (2422, 91008), (2528, 87192), (2688, 82002), (2768, 79632), (2844, 77504), (3114, 70784), (3318, 66432), (3633, 60672), (3792, 58128), (4032, 54668), (4152, 53088), (4424, 49824), (4844, 45504), (4977, 44288), (5056, 43596), (5376, 41001), (5536, 39816), (5688, 38752), (6228, 35392), (6636, 33216), (7266, 30336), (7584, 29064), (8064, 27334), (8304, 26544), (8848, 24912), (9688, 22752), (9954, 22144), (10112, 21798), (10899, 20224), (11072, 19908), (11376, 19376), (12456, 17696), (13272, 16608), (13667, 16128), (14532, 15168)]