256742712160

素因数分解:

$2^5\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{193}}^1\times {\mathrm{257}}^1$

素因数の和:666

約数の個数: 384

約数和(自身を含む): 711076351104

約数和(自身を除く): 454333638944

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 68, 80, 85, 88, 110, 136, 160, 170, 173, 176, 187, 193, 220, 257, 272, 340, 346, 352, 374, 386, 440, 514, 544, 680, 692, 748, 772, 865, 880, 935, 965, 1028, 1285, 1360, 1384, 1496, 1544, 1730, 1760, 1870, 1903, 1930, 2056, 2123, 2570, 2720, 2768, 2827, 2941, 2992, 3088, 3281, 3460, 3740, 3806, 3860, 4112, 4246, 4369, 5140, 5536, 5654, 5882, 5984, 6176, 6562, 6920, 7480, 7612, 7720, 8224, 8492, 8738, 9515, 10280, 10615, 11308, 11764, 13124, 13840, 14135, 14705, 14960, 15224, 15440, 16405, 16984, 17476, 19030, 20560, 21230, 21845, 22616, 23528, 26248, 27680, 28270, 29410, 29920, 30448, 30880, 32351, 32810, 33389, 33968, 34952, 36091, 38060, 41120, 42460, 43690, 44461, 45232, 47056, 48059, 49601, 52496, 56540, 58820, 60896, 64702, 65620, 66778, 67936, 69904, 72182, 76120, 84920, 87380, 88922, 90464, 94112, 96118, 99202, 104992, 113080, 117640, 129404, 131240, 133556, 139808, 144364, 152240, 161755, 166945, 169840, 174760, 177844, 180455, 192236, 198404, 222305, 226160, 235280, 240295, 248005, 258808, 262480, 267112, 288728, 304480, 323510, 333890, 339680, 349520, 355688, 360910, 367279, 384472, 396808, 444610, 452320, 470560, 480590, 489071, 496010, 517616, 524960, 534224, 545611, 567613, 577456, 647020, 667780, 699040, 711376, 721820, 734558, 755837, 768944, 793616, 843217, 889220, 961180, 978142, 992020, 1035232, 1068448, 1091222, 1135226, 1154912, 1294040, 1335560, 1422752, 1443640, 1469116, 1511674, 1537888, 1587232, 1686434, 1778440, 1836395, 1922360, 1956284, 1984040, 2182444, 2270452, 2445355, 2588080, 2671120, 2728055, 2838065, 2887280, 2938232, 3023348, 3372868, 3556880, 3672790, 3779185, 3844720, 3912568, 3968080, 4216085, 4364888, 4540904, 4890710, 5176160, 5342240, 5456110, 5676130, 5774560, 5876464, 6046696, 6243743, 6745736, 7113760, 7345580, 7558370, 7689440, 7825136, 7936160, 8314207, 8432170, 8580973, 8729776, 9081808, 9275387, 9781420, 10912220, 11352260, 11752928, 12093392, 12487486, 13491472, 14691160, 15116740, 15650272, 16628414, 16864340, 17161946, 17459552, 18163616, 18550774, 19562840, 21824440, 22704520, 24186784, 24974972, 26982944, 29382320, 30233480, 31218715, 33256828, 33728680, 34323892, 37101548, 39125680, 41571035, 42904865, 43648880, 45409040, 46376935, 49949944, 58764640, 60466960, 62437430, 66513656, 67457360, 68647784, 74203096, 78251360, 83142070, 85809730, 87297760, 90818080, 92753870, 94390703, 99899888, 120933920, 124874860, 133027312, 134914720, 137295568, 145876541, 148406192, 166284140, 171619460, 185507740, 188781406, 199799776, 249749720, 266054624, 274591136, 291753082, 296812384, 332568280, 343238920, 371015480, 377562812, 471953515, 499499440, 583506164, 665136560, 686477840, 729382705, 742030960, 755125624, 943907030, 998998880, 1167012328, 1330273120, 1372955680, 1458765410, 1484061920, 1510251248, 1604641951, 1887814060, 2334024656, 2917530820, 3020502496, 3209283902, 3775628120, 4668049312, 5835061640, 6418567804, 7551256240, 8023209755, 11670123280, 12837135608, 15102512480, 16046419510, 23340246560, 25674271216, 32092839020, 51348542432, 64185678040, 128371356080, 256742712160]

約数ペア:

[(1, 256742712160), (2, 128371356080), (4, 64185678040), (5, 51348542432), (8, 32092839020), (10, 25674271216), (11, 23340246560), (16, 16046419510), (17, 15102512480), (20, 12837135608), (22, 11670123280), (32, 8023209755), (34, 7551256240), (40, 6418567804), (44, 5835061640), (55, 4668049312), (68, 3775628120), (80, 3209283902), (85, 3020502496), (88, 2917530820), (110, 2334024656), (136, 1887814060), (160, 1604641951), (170, 1510251248), (173, 1484061920), (176, 1458765410), (187, 1372955680), (193, 1330273120), (220, 1167012328), (257, 998998880), (272, 943907030), (340, 755125624), (346, 742030960), (352, 729382705), (374, 686477840), (386, 665136560), (440, 583506164), (514, 499499440), (544, 471953515), (680, 377562812), (692, 371015480), (748, 343238920), (772, 332568280), (865, 296812384), (880, 291753082), (935, 274591136), (965, 266054624), (1028, 249749720), (1285, 199799776), (1360, 188781406), (1384, 185507740), (1496, 171619460), (1544, 166284140), (1730, 148406192), (1760, 145876541), (1870, 137295568), (1903, 134914720), (1930, 133027312), (2056, 124874860), (2123, 120933920), (2570, 99899888), (2720, 94390703), (2768, 92753870), (2827, 90818080), (2941, 87297760), (2992, 85809730), (3088, 83142070), (3281, 78251360), (3460, 74203096), (3740, 68647784), (3806, 67457360), (3860, 66513656), (4112, 62437430), (4246, 60466960), (4369, 58764640), (5140, 49949944), (5536, 46376935), (5654, 45409040), (5882, 43648880), (5984, 42904865), (6176, 41571035), (6562, 39125680), (6920, 37101548), (7480, 34323892), (7612, 33728680), (7720, 33256828), (8224, 31218715), (8492, 30233480), (8738, 29382320), (9515, 26982944), (10280, 24974972), (10615, 24186784), (11308, 22704520), (11764, 21824440), (13124, 19562840), (13840, 18550774), (14135, 18163616), (14705, 17459552), (14960, 17161946), (15224, 16864340), (15440, 16628414), (16405, 15650272), (16984, 15116740), (17476, 14691160), (19030, 13491472), (20560, 12487486), (21230, 12093392), (21845, 11752928), (22616, 11352260), (23528, 10912220), (26248, 9781420), (27680, 9275387), (28270, 9081808), (29410, 8729776), (29920, 8580973), (30448, 8432170), (30880, 8314207), (32351, 7936160), (32810, 7825136), (33389, 7689440), (33968, 7558370), (34952, 7345580), (36091, 7113760), (38060, 6745736), (41120, 6243743), (42460, 6046696), (43690, 5876464), (44461, 5774560), (45232, 5676130), (47056, 5456110), (48059, 5342240), (49601, 5176160), (52496, 4890710), (56540, 4540904), (58820, 4364888), (60896, 4216085), (64702, 3968080), (65620, 3912568), (66778, 3844720), (67936, 3779185), (69904, 3672790), (72182, 3556880), (76120, 3372868), (84920, 3023348), (87380, 2938232), (88922, 2887280), (90464, 2838065), (94112, 2728055), (96118, 2671120), (99202, 2588080), (104992, 2445355), (113080, 2270452), (117640, 2182444), (129404, 1984040), (131240, 1956284), (133556, 1922360), (139808, 1836395), (144364, 1778440), (152240, 1686434), (161755, 1587232), (166945, 1537888), (169840, 1511674), (174760, 1469116), (177844, 1443640), (180455, 1422752), (192236, 1335560), (198404, 1294040), (222305, 1154912), (226160, 1135226), (235280, 1091222), (240295, 1068448), (248005, 1035232), (258808, 992020), (262480, 978142), (267112, 961180), (288728, 889220), (304480, 843217), (323510, 793616), (333890, 768944), (339680, 755837), (349520, 734558), (355688, 721820), (360910, 711376), (367279, 699040), (384472, 667780), (396808, 647020), (444610, 577456), (452320, 567613), (470560, 545611), (480590, 534224), (489071, 524960), (496010, 517616)]