66689280

素因数分解:

$2^8\times 3^2\times 5^1\times 7^1\times {\mathrm{827}}^1$

素因数の和:861

約数の個数: 216

約数和(自身を含む): 264019392

約数和(自身を除く): 197330112

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 14, 15, 16, 18, 20, 21, 24, 28, 30, 32, 35, 36, 40, 42, 45, 48, 56, 60, 63, 64, 70, 72, 80, 84, 90, 96, 105, 112, 120, 126, 128, 140, 144, 160, 168, 180, 192, 210, 224, 240, 252, 256, 280, 288, 315, 320, 336, 360, 384, 420, 448, 480, 504, 560, 576, 630, 640, 672, 720, 768, 827, 840, 896, 960, 1008, 1120, 1152, 1260, 1280, 1344, 1440, 1654, 1680, 1792, 1920, 2016, 2240, 2304, 2481, 2520, 2688, 2880, 3308, 3360, 3840, 4032, 4135, 4480, 4962, 5040, 5376, 5760, 5789, 6616, 6720, 7443, 8064, 8270, 8960, 9924, 10080, 11520, 11578, 12405, 13232, 13440, 14886, 16128, 16540, 17367, 19848, 20160, 23156, 24810, 26464, 26880, 28945, 29772, 33080, 34734, 37215, 39696, 40320, 46312, 49620, 52101, 52928, 57890, 59544, 66160, 69468, 74430, 79392, 80640, 86835, 92624, 99240, 104202, 105856, 115780, 119088, 132320, 138936, 148860, 158784, 173670, 185248, 198480, 208404, 211712, 231560, 238176, 260505, 264640, 277872, 297720, 317568, 347340, 370496, 396960, 416808, 463120, 476352, 521010, 529280, 555744, 595440, 635136, 694680, 740992, 793920, 833616, 926240, 952704, 1042020, 1058560, 1111488, 1190880, 1389360, 1481984, 1587840, 1667232, 1852480, 1905408, 2084040, 2222976, 2381760, 2778720, 3175680, 3334464, 3704960, 4168080, 4445952, 4763520, 5557440, 6668928, 7409920, 8336160, 9527040, 11114880, 13337856, 16672320, 22229760, 33344640, 66689280]

約数ペア:

[(1, 66689280), (2, 33344640), (3, 22229760), (4, 16672320), (5, 13337856), (6, 11114880), (7, 9527040), (8, 8336160), (9, 7409920), (10, 6668928), (12, 5557440), (14, 4763520), (15, 4445952), (16, 4168080), (18, 3704960), (20, 3334464), (21, 3175680), (24, 2778720), (28, 2381760), (30, 2222976), (32, 2084040), (35, 1905408), (36, 1852480), (40, 1667232), (42, 1587840), (45, 1481984), (48, 1389360), (56, 1190880), (60, 1111488), (63, 1058560), (64, 1042020), (70, 952704), (72, 926240), (80, 833616), (84, 793920), (90, 740992), (96, 694680), (105, 635136), (112, 595440), (120, 555744), (126, 529280), (128, 521010), (140, 476352), (144, 463120), (160, 416808), (168, 396960), (180, 370496), (192, 347340), (210, 317568), (224, 297720), (240, 277872), (252, 264640), (256, 260505), (280, 238176), (288, 231560), (315, 211712), (320, 208404), (336, 198480), (360, 185248), (384, 173670), (420, 158784), (448, 148860), (480, 138936), (504, 132320), (560, 119088), (576, 115780), (630, 105856), (640, 104202), (672, 99240), (720, 92624), (768, 86835), (827, 80640), (840, 79392), (896, 74430), (960, 69468), (1008, 66160), (1120, 59544), (1152, 57890), (1260, 52928), (1280, 52101), (1344, 49620), (1440, 46312), (1654, 40320), (1680, 39696), (1792, 37215), (1920, 34734), (2016, 33080), (2240, 29772), (2304, 28945), (2481, 26880), (2520, 26464), (2688, 24810), (2880, 23156), (3308, 20160), (3360, 19848), (3840, 17367), (4032, 16540), (4135, 16128), (4480, 14886), (4962, 13440), (5040, 13232), (5376, 12405), (5760, 11578), (5789, 11520), (6616, 10080), (6720, 9924), (7443, 8960), (8064, 8270)]