280654080

素因数分解:

$2^8\times 3^1\times 5^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:281

約数の個数: 288

約数和(自身を含む): 1049013504

約数和(自身を除く): 768359424

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 53, 56, 60, 64, 70, 80, 84, 96, 105, 106, 112, 120, 128, 140, 159, 160, 168, 192, 197, 210, 212, 224, 240, 256, 265, 280, 318, 320, 336, 371, 384, 394, 420, 424, 448, 480, 530, 560, 591, 636, 640, 672, 742, 768, 788, 795, 840, 848, 896, 960, 985, 1060, 1113, 1120, 1182, 1272, 1280, 1344, 1379, 1484, 1576, 1590, 1680, 1696, 1792, 1855, 1920, 1970, 2120, 2226, 2240, 2364, 2544, 2688, 2758, 2955, 2968, 3152, 3180, 3360, 3392, 3710, 3840, 3940, 4137, 4240, 4452, 4480, 4728, 5088, 5376, 5516, 5565, 5910, 5936, 6304, 6360, 6720, 6784, 6895, 7420, 7880, 8274, 8480, 8904, 8960, 9456, 10176, 10441, 11032, 11130, 11820, 11872, 12608, 12720, 13440, 13568, 13790, 14840, 15760, 16548, 16960, 17808, 18912, 20352, 20685, 20882, 22064, 22260, 23640, 23744, 25216, 25440, 26880, 27580, 29680, 31323, 31520, 33096, 33920, 35616, 37824, 40704, 41370, 41764, 44128, 44520, 47280, 47488, 50432, 50880, 52205, 55160, 59360, 62646, 63040, 66192, 67840, 71232, 73087, 75648, 82740, 83528, 88256, 89040, 94560, 94976, 101760, 104410, 110320, 118720, 125292, 126080, 132384, 142464, 146174, 151296, 156615, 165480, 167056, 176512, 178080, 189120, 203520, 208820, 219261, 220640, 237440, 250584, 252160, 264768, 284928, 292348, 313230, 330960, 334112, 353024, 356160, 365435, 378240, 417640, 438522, 441280, 474880, 501168, 529536, 584696, 626460, 661920, 668224, 712320, 730870, 756480, 835280, 877044, 882560, 1002336, 1059072, 1096305, 1169392, 1252920, 1323840, 1336448, 1424640, 1461740, 1670560, 1754088, 1765120, 2004672, 2192610, 2338784, 2505840, 2647680, 2672896, 2923480, 3341120, 3508176, 4009344, 4385220, 4677568, 5011680, 5295360, 5846960, 6682240, 7016352, 8018688, 8770440, 9355136, 10023360, 11693920, 13364480, 14032704, 17540880, 18710272, 20046720, 23387840, 28065408, 35081760, 40093440, 46775680, 56130816, 70163520, 93551360, 140327040, 280654080]

約数ペア:

[(1, 280654080), (2, 140327040), (3, 93551360), (4, 70163520), (5, 56130816), (6, 46775680), (7, 40093440), (8, 35081760), (10, 28065408), (12, 23387840), (14, 20046720), (15, 18710272), (16, 17540880), (20, 14032704), (21, 13364480), (24, 11693920), (28, 10023360), (30, 9355136), (32, 8770440), (35, 8018688), (40, 7016352), (42, 6682240), (48, 5846960), (53, 5295360), (56, 5011680), (60, 4677568), (64, 4385220), (70, 4009344), (80, 3508176), (84, 3341120), (96, 2923480), (105, 2672896), (106, 2647680), (112, 2505840), (120, 2338784), (128, 2192610), (140, 2004672), (159, 1765120), (160, 1754088), (168, 1670560), (192, 1461740), (197, 1424640), (210, 1336448), (212, 1323840), (224, 1252920), (240, 1169392), (256, 1096305), (265, 1059072), (280, 1002336), (318, 882560), (320, 877044), (336, 835280), (371, 756480), (384, 730870), (394, 712320), (420, 668224), (424, 661920), (448, 626460), (480, 584696), (530, 529536), (560, 501168), (591, 474880), (636, 441280), (640, 438522), (672, 417640), (742, 378240), (768, 365435), (788, 356160), (795, 353024), (840, 334112), (848, 330960), (896, 313230), (960, 292348), (985, 284928), (1060, 264768), (1113, 252160), (1120, 250584), (1182, 237440), (1272, 220640), (1280, 219261), (1344, 208820), (1379, 203520), (1484, 189120), (1576, 178080), (1590, 176512), (1680, 167056), (1696, 165480), (1792, 156615), (1855, 151296), (1920, 146174), (1970, 142464), (2120, 132384), (2226, 126080), (2240, 125292), (2364, 118720), (2544, 110320), (2688, 104410), (2758, 101760), (2955, 94976), (2968, 94560), (3152, 89040), (3180, 88256), (3360, 83528), (3392, 82740), (3710, 75648), (3840, 73087), (3940, 71232), (4137, 67840), (4240, 66192), (4452, 63040), (4480, 62646), (4728, 59360), (5088, 55160), (5376, 52205), (5516, 50880), (5565, 50432), (5910, 47488), (5936, 47280), (6304, 44520), (6360, 44128), (6720, 41764), (6784, 41370), (6895, 40704), (7420, 37824), (7880, 35616), (8274, 33920), (8480, 33096), (8904, 31520), (8960, 31323), (9456, 29680), (10176, 27580), (10441, 26880), (11032, 25440), (11130, 25216), (11820, 23744), (11872, 23640), (12608, 22260), (12720, 22064), (13440, 20882), (13568, 20685), (13790, 20352), (14840, 18912), (15760, 17808), (16548, 16960)]