1388257920

素因数分解:

$2^7\times 3^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{499}}^1$

素因数の和:557

約数の個数: 512

約数和(自身を含む): 5875200000

約数和(自身を除く): 4486942080

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 23, 24, 27, 28, 30, 32, 35, 36, 40, 42, 45, 46, 48, 54, 56, 60, 63, 64, 69, 70, 72, 80, 84, 90, 92, 96, 105, 108, 112, 115, 120, 126, 128, 135, 138, 140, 144, 160, 161, 168, 180, 184, 189, 192, 207, 210, 216, 224, 230, 240, 252, 270, 276, 280, 288, 315, 320, 322, 336, 345, 360, 368, 378, 384, 414, 420, 432, 448, 460, 480, 483, 499, 504, 540, 552, 560, 576, 621, 630, 640, 644, 672, 690, 720, 736, 756, 805, 828, 840, 864, 896, 920, 945, 960, 966, 998, 1008, 1035, 1080, 1104, 1120, 1152, 1242, 1260, 1288, 1344, 1380, 1440, 1449, 1472, 1497, 1512, 1610, 1656, 1680, 1728, 1840, 1890, 1920, 1932, 1996, 2016, 2070, 2160, 2208, 2240, 2415, 2484, 2495, 2520, 2576, 2688, 2760, 2880, 2898, 2944, 2994, 3024, 3105, 3220, 3312, 3360, 3456, 3493, 3680, 3780, 3864, 3992, 4032, 4140, 4320, 4347, 4416, 4480, 4491, 4830, 4968, 4990, 5040, 5152, 5520, 5760, 5796, 5988, 6048, 6210, 6440, 6624, 6720, 6986, 7245, 7360, 7485, 7560, 7728, 7984, 8064, 8280, 8640, 8694, 8832, 8982, 9660, 9936, 9980, 10080, 10304, 10479, 11040, 11477, 11592, 11976, 12096, 12420, 12880, 13248, 13440, 13473, 13972, 14490, 14720, 14970, 15120, 15456, 15968, 16560, 17280, 17388, 17465, 17964, 19320, 19872, 19960, 20160, 20608, 20958, 21735, 22080, 22455, 22954, 23184, 23952, 24192, 24840, 25760, 26496, 26946, 27944, 28980, 29940, 30240, 30912, 31437, 31936, 33120, 34431, 34776, 34930, 35928, 38640, 39744, 39920, 40320, 41916, 43470, 44160, 44910, 45908, 46368, 47904, 49680, 51520, 52395, 53892, 55888, 57385, 57960, 59880, 60480, 61824, 62874, 63872, 66240, 67365, 68862, 69552, 69860, 71856, 77280, 79488, 79840, 80339, 83832, 86940, 89820, 91816, 92736, 94311, 95808, 99360, 103040, 103293, 104790, 107784, 111776, 114770, 115920, 119760, 120960, 125748, 132480, 134730, 137724, 139104, 139720, 143712, 154560, 157185, 159680, 160678, 167664, 172155, 173880, 179640, 183632, 185472, 188622, 191616, 198720, 206586, 209580, 215568, 223552, 229540, 231840, 239520, 241017, 251496, 269460, 275448, 278208, 279440, 287424, 309120, 309879, 314370, 319360, 321356, 335328, 344310, 347760, 359280, 367264, 377244, 397440, 401695, 413172, 419160, 431136, 447104, 459080, 463680, 471555, 479040, 482034, 502992, 516465, 538920, 550896, 556416, 558880, 574848, 619758, 628740, 642712, 670656, 688620, 695520, 718560, 723051, 734528, 754488, 803390, 826344, 838320, 862272, 918160, 927360, 943110, 958080, 964068, 1005984, 1032930, 1077840, 1101792, 1117760, 1205085, 1239516, 1257480, 1285424, 1341312, 1377240, 1391040, 1437120, 1446102, 1469056, 1508976, 1549395, 1606780, 1652688, 1676640, 1724544, 1836320, 1886220, 1928136, 2011968, 2065860, 2155680, 2169153, 2203584, 2235520, 2410170, 2479032, 2514960, 2570848, 2754480, 2782080, 2874240, 2892204, 3017952, 3098790, 3213560, 3305376, 3353280, 3615255, 3672640, 3772440, 3856272, 4023936, 4131720, 4311360, 4338306, 4407168, 4820340, 4958064, 5029920, 5141696, 5508960, 5784408, 6035904, 6197580, 6427120, 6610752, 6706560, 7230510, 7345280, 7544880, 7712544, 8263440, 8622720, 8676612, 9640680, 9916128, 10059840, 10283392, 10845765, 11017920, 11568816, 12071808, 12395160, 12854240, 13221504, 14461020, 15089760, 15425088, 16526880, 17353224, 19281360, 19832256, 20119680, 21691530, 22035840, 23137632, 24790320, 25708480, 28922040, 30179520, 30850176, 33053760, 34706448, 38562720, 39664512, 43383060, 46275264, 49580640, 51416960, 57844080, 60359040, 66107520, 69412896, 77125440, 86766120, 92550528, 99161280, 115688160, 138825792, 154250880, 173532240, 198322560, 231376320, 277651584, 347064480, 462752640, 694128960, 1388257920]

約数ペア:

[(1, 1388257920), (2, 694128960), (3, 462752640), (4, 347064480), (5, 277651584), (6, 231376320), (7, 198322560), (8, 173532240), (9, 154250880), (10, 138825792), (12, 115688160), (14, 99161280), (15, 92550528), (16, 86766120), (18, 77125440), (20, 69412896), (21, 66107520), (23, 60359040), (24, 57844080), (27, 51416960), (28, 49580640), (30, 46275264), (32, 43383060), (35, 39664512), (36, 38562720), (40, 34706448), (42, 33053760), (45, 30850176), (46, 30179520), (48, 28922040), (54, 25708480), (56, 24790320), (60, 23137632), (63, 22035840), (64, 21691530), (69, 20119680), (70, 19832256), (72, 19281360), (80, 17353224), (84, 16526880), (90, 15425088), (92, 15089760), (96, 14461020), (105, 13221504), (108, 12854240), (112, 12395160), (115, 12071808), (120, 11568816), (126, 11017920), (128, 10845765), (135, 10283392), (138, 10059840), (140, 9916128), (144, 9640680), (160, 8676612), (161, 8622720), (168, 8263440), (180, 7712544), (184, 7544880), (189, 7345280), (192, 7230510), (207, 6706560), (210, 6610752), (216, 6427120), (224, 6197580), (230, 6035904), (240, 5784408), (252, 5508960), (270, 5141696), (276, 5029920), (280, 4958064), (288, 4820340), (315, 4407168), (320, 4338306), (322, 4311360), (336, 4131720), (345, 4023936), (360, 3856272), (368, 3772440), (378, 3672640), (384, 3615255), (414, 3353280), (420, 3305376), (432, 3213560), (448, 3098790), (460, 3017952), (480, 2892204), (483, 2874240), (499, 2782080), (504, 2754480), (540, 2570848), (552, 2514960), (560, 2479032), (576, 2410170), (621, 2235520), (630, 2203584), (640, 2169153), (644, 2155680), (672, 2065860), (690, 2011968), (720, 1928136), (736, 1886220), (756, 1836320), (805, 1724544), (828, 1676640), (840, 1652688), (864, 1606780), (896, 1549395), (920, 1508976), (945, 1469056), (960, 1446102), (966, 1437120), (998, 1391040), (1008, 1377240), (1035, 1341312), (1080, 1285424), (1104, 1257480), (1120, 1239516), (1152, 1205085), (1242, 1117760), (1260, 1101792), (1288, 1077840), (1344, 1032930), (1380, 1005984), (1440, 964068), (1449, 958080), (1472, 943110), (1497, 927360), (1512, 918160), (1610, 862272), (1656, 838320), (1680, 826344), (1728, 803390), (1840, 754488), (1890, 734528), (1920, 723051), (1932, 718560), (1996, 695520), (2016, 688620), (2070, 670656), (2160, 642712), (2208, 628740), (2240, 619758), (2415, 574848), (2484, 558880), (2495, 556416), (2520, 550896), (2576, 538920), (2688, 516465), (2760, 502992), (2880, 482034), (2898, 479040), (2944, 471555), (2994, 463680), (3024, 459080), (3105, 447104), (3220, 431136), (3312, 419160), (3360, 413172), (3456, 401695), (3493, 397440), (3680, 377244), (3780, 367264), (3864, 359280), (3992, 347760), (4032, 344310), (4140, 335328), (4320, 321356), (4347, 319360), (4416, 314370), (4480, 309879), (4491, 309120), (4830, 287424), (4968, 279440), (4990, 278208), (5040, 275448), (5152, 269460), (5520, 251496), (5760, 241017), (5796, 239520), (5988, 231840), (6048, 229540), (6210, 223552), (6440, 215568), (6624, 209580), (6720, 206586), (6986, 198720), (7245, 191616), (7360, 188622), (7485, 185472), (7560, 183632), (7728, 179640), (7984, 173880), (8064, 172155), (8280, 167664), (8640, 160678), (8694, 159680), (8832, 157185), (8982, 154560), (9660, 143712), (9936, 139720), (9980, 139104), (10080, 137724), (10304, 134730), (10479, 132480), (11040, 125748), (11477, 120960), (11592, 119760), (11976, 115920), (12096, 114770), (12420, 111776), (12880, 107784), (13248, 104790), (13440, 103293), (13473, 103040), (13972, 99360), (14490, 95808), (14720, 94311), (14970, 92736), (15120, 91816), (15456, 89820), (15968, 86940), (16560, 83832), (17280, 80339), (17388, 79840), (17465, 79488), (17964, 77280), (19320, 71856), (19872, 69860), (19960, 69552), (20160, 68862), (20608, 67365), (20958, 66240), (21735, 63872), (22080, 62874), (22455, 61824), (22954, 60480), (23184, 59880), (23952, 57960), (24192, 57385), (24840, 55888), (25760, 53892), (26496, 52395), (26946, 51520), (27944, 49680), (28980, 47904), (29940, 46368), (30240, 45908), (30912, 44910), (31437, 44160), (31936, 43470), (33120, 41916), (34431, 40320), (34776, 39920), (34930, 39744), (35928, 38640)]