1312481280

素因数分解:

$2^{13}\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1$

素因数の和:1016

約数の個数: 224

約数和(自身を含む): 4586191488

約数和(自身を除く): 3273710208

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 16, 20, 22, 24, 30, 32, 33, 40, 44, 48, 55, 60, 64, 66, 80, 88, 96, 110, 120, 128, 132, 160, 165, 176, 192, 220, 240, 256, 264, 320, 330, 352, 384, 440, 480, 512, 528, 640, 660, 704, 768, 880, 960, 971, 1024, 1056, 1280, 1320, 1408, 1536, 1760, 1920, 1942, 2048, 2112, 2560, 2640, 2816, 2913, 3072, 3520, 3840, 3884, 4096, 4224, 4855, 5120, 5280, 5632, 5826, 6144, 7040, 7680, 7768, 8192, 8448, 9710, 10240, 10560, 10681, 11264, 11652, 12288, 14080, 14565, 15360, 15536, 16896, 19420, 20480, 21120, 21362, 22528, 23304, 24576, 28160, 29130, 30720, 31072, 32043, 33792, 38840, 40960, 42240, 42724, 45056, 46608, 53405, 56320, 58260, 61440, 62144, 64086, 67584, 77680, 84480, 85448, 90112, 93216, 106810, 112640, 116520, 122880, 124288, 128172, 135168, 155360, 160215, 168960, 170896, 186432, 213620, 225280, 233040, 248576, 256344, 270336, 310720, 320430, 337920, 341792, 372864, 427240, 450560, 466080, 497152, 512688, 621440, 640860, 675840, 683584, 745728, 854480, 932160, 994304, 1025376, 1242880, 1281720, 1351680, 1367168, 1491456, 1708960, 1864320, 1988608, 2050752, 2485760, 2563440, 2734336, 2982912, 3417920, 3728640, 3977216, 4101504, 4971520, 5126880, 5468672, 5965824, 6835840, 7457280, 7954432, 8203008, 9943040, 10253760, 10937344, 11931648, 13671680, 14914560, 16406016, 19886080, 20507520, 21874688, 23863296, 27343360, 29829120, 32812032, 39772160, 41015040, 43749376, 54686720, 59658240, 65624064, 82030080, 87498752, 109373440, 119316480, 131248128, 164060160, 218746880, 262496256, 328120320, 437493760, 656240640, 1312481280]

約数ペア:

[(1, 1312481280), (2, 656240640), (3, 437493760), (4, 328120320), (5, 262496256), (6, 218746880), (8, 164060160), (10, 131248128), (11, 119316480), (12, 109373440), (15, 87498752), (16, 82030080), (20, 65624064), (22, 59658240), (24, 54686720), (30, 43749376), (32, 41015040), (33, 39772160), (40, 32812032), (44, 29829120), (48, 27343360), (55, 23863296), (60, 21874688), (64, 20507520), (66, 19886080), (80, 16406016), (88, 14914560), (96, 13671680), (110, 11931648), (120, 10937344), (128, 10253760), (132, 9943040), (160, 8203008), (165, 7954432), (176, 7457280), (192, 6835840), (220, 5965824), (240, 5468672), (256, 5126880), (264, 4971520), (320, 4101504), (330, 3977216), (352, 3728640), (384, 3417920), (440, 2982912), (480, 2734336), (512, 2563440), (528, 2485760), (640, 2050752), (660, 1988608), (704, 1864320), (768, 1708960), (880, 1491456), (960, 1367168), (971, 1351680), (1024, 1281720), (1056, 1242880), (1280, 1025376), (1320, 994304), (1408, 932160), (1536, 854480), (1760, 745728), (1920, 683584), (1942, 675840), (2048, 640860), (2112, 621440), (2560, 512688), (2640, 497152), (2816, 466080), (2913, 450560), (3072, 427240), (3520, 372864), (3840, 341792), (3884, 337920), (4096, 320430), (4224, 310720), (4855, 270336), (5120, 256344), (5280, 248576), (5632, 233040), (5826, 225280), (6144, 213620), (7040, 186432), (7680, 170896), (7768, 168960), (8192, 160215), (8448, 155360), (9710, 135168), (10240, 128172), (10560, 124288), (10681, 122880), (11264, 116520), (11652, 112640), (12288, 106810), (14080, 93216), (14565, 90112), (15360, 85448), (15536, 84480), (16896, 77680), (19420, 67584), (20480, 64086), (21120, 62144), (21362, 61440), (22528, 58260), (23304, 56320), (24576, 53405), (28160, 46608), (29130, 45056), (30720, 42724), (31072, 42240), (32043, 40960), (33792, 38840)]