428785280

素因数分解:

$2^7\times 5^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{113}}^1$

素因数の和:168

約数の個数: 288

約数和(自身を含む): 1322278020

約数和(自身を除く): 893492740

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 49, 55, 56, 64, 70, 77, 80, 88, 98, 110, 112, 113, 121, 128, 140, 154, 160, 176, 196, 220, 224, 226, 242, 245, 280, 308, 320, 352, 385, 392, 440, 448, 452, 484, 490, 539, 560, 565, 605, 616, 640, 704, 770, 784, 791, 847, 880, 896, 904, 968, 980, 1078, 1120, 1130, 1210, 1232, 1243, 1408, 1540, 1568, 1582, 1694, 1760, 1808, 1936, 1960, 2156, 2240, 2260, 2420, 2464, 2486, 2695, 3080, 3136, 3164, 3388, 3520, 3616, 3872, 3920, 3955, 4235, 4312, 4480, 4520, 4840, 4928, 4972, 5390, 5537, 5929, 6160, 6215, 6272, 6328, 6776, 7040, 7232, 7744, 7840, 7910, 8470, 8624, 8701, 9040, 9680, 9856, 9944, 10780, 11074, 11858, 12320, 12430, 12656, 13552, 13673, 14464, 15488, 15680, 15820, 16940, 17248, 17402, 18080, 19360, 19888, 21560, 22148, 23716, 24640, 24860, 25312, 27104, 27346, 27685, 29645, 31360, 31640, 33880, 34496, 34804, 36160, 38720, 39776, 43120, 43505, 44296, 47432, 49280, 49720, 50624, 54208, 54692, 55370, 59290, 60907, 63280, 67760, 68365, 68992, 69608, 72320, 77440, 79552, 86240, 87010, 88592, 94864, 95711, 99440, 101248, 108416, 109384, 110740, 118580, 121814, 126560, 135520, 136730, 139216, 159104, 172480, 174020, 177184, 189728, 191422, 198880, 218768, 221480, 237160, 243628, 253120, 271040, 273460, 278432, 304535, 344960, 348040, 354368, 379456, 382844, 397760, 437536, 442960, 474320, 478555, 487256, 506240, 542080, 546920, 556864, 609070, 669977, 696080, 708736, 758912, 765688, 795520, 875072, 885920, 948640, 957110, 974512, 1093840, 1113728, 1218140, 1339954, 1392160, 1531376, 1750144, 1771840, 1897280, 1914220, 1949024, 2187680, 2436280, 2679908, 2784320, 3062752, 3349885, 3543680, 3794560, 3828440, 3898048, 4375360, 4872560, 5359816, 5568640, 6125504, 6699770, 7656880, 7796096, 8750720, 9745120, 10719632, 12251008, 13399540, 15313760, 19490240, 21439264, 26799080, 30627520, 38980480, 42878528, 53598160, 61255040, 85757056, 107196320, 214392640, 428785280]

約数ペア:

[(1, 428785280), (2, 214392640), (4, 107196320), (5, 85757056), (7, 61255040), (8, 53598160), (10, 42878528), (11, 38980480), (14, 30627520), (16, 26799080), (20, 21439264), (22, 19490240), (28, 15313760), (32, 13399540), (35, 12251008), (40, 10719632), (44, 9745120), (49, 8750720), (55, 7796096), (56, 7656880), (64, 6699770), (70, 6125504), (77, 5568640), (80, 5359816), (88, 4872560), (98, 4375360), (110, 3898048), (112, 3828440), (113, 3794560), (121, 3543680), (128, 3349885), (140, 3062752), (154, 2784320), (160, 2679908), (176, 2436280), (196, 2187680), (220, 1949024), (224, 1914220), (226, 1897280), (242, 1771840), (245, 1750144), (280, 1531376), (308, 1392160), (320, 1339954), (352, 1218140), (385, 1113728), (392, 1093840), (440, 974512), (448, 957110), (452, 948640), (484, 885920), (490, 875072), (539, 795520), (560, 765688), (565, 758912), (605, 708736), (616, 696080), (640, 669977), (704, 609070), (770, 556864), (784, 546920), (791, 542080), (847, 506240), (880, 487256), (896, 478555), (904, 474320), (968, 442960), (980, 437536), (1078, 397760), (1120, 382844), (1130, 379456), (1210, 354368), (1232, 348040), (1243, 344960), (1408, 304535), (1540, 278432), (1568, 273460), (1582, 271040), (1694, 253120), (1760, 243628), (1808, 237160), (1936, 221480), (1960, 218768), (2156, 198880), (2240, 191422), (2260, 189728), (2420, 177184), (2464, 174020), (2486, 172480), (2695, 159104), (3080, 139216), (3136, 136730), (3164, 135520), (3388, 126560), (3520, 121814), (3616, 118580), (3872, 110740), (3920, 109384), (3955, 108416), (4235, 101248), (4312, 99440), (4480, 95711), (4520, 94864), (4840, 88592), (4928, 87010), (4972, 86240), (5390, 79552), (5537, 77440), (5929, 72320), (6160, 69608), (6215, 68992), (6272, 68365), (6328, 67760), (6776, 63280), (7040, 60907), (7232, 59290), (7744, 55370), (7840, 54692), (7910, 54208), (8470, 50624), (8624, 49720), (8701, 49280), (9040, 47432), (9680, 44296), (9856, 43505), (9944, 43120), (10780, 39776), (11074, 38720), (11858, 36160), (12320, 34804), (12430, 34496), (12656, 33880), (13552, 31640), (13673, 31360), (14464, 29645), (15488, 27685), (15680, 27346), (15820, 27104), (16940, 25312), (17248, 24860), (17402, 24640), (18080, 23716), (19360, 22148), (19888, 21560)]