1247571360

素因数分解:

$2^5\times 3^2\times 5^1\times 7^2\times {\mathrm{17681}}^1$

素因数の和:17716

約数の個数: 216

約数和(自身を含む): 4952692836

約数和(自身を除く): 3705121476

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, 49, 56, 60, 63, 70, 72, 80, 84, 90, 96, 98, 105, 112, 120, 126, 140, 144, 147, 160, 168, 180, 196, 210, 224, 240, 245, 252, 280, 288, 294, 315, 336, 360, 392, 420, 441, 480, 490, 504, 560, 588, 630, 672, 720, 735, 784, 840, 882, 980, 1008, 1120, 1176, 1260, 1440, 1470, 1568, 1680, 1764, 1960, 2016, 2205, 2352, 2520, 2940, 3360, 3528, 3920, 4410, 4704, 5040, 5880, 7056, 7840, 8820, 10080, 11760, 14112, 17640, 17681, 23520, 35280, 35362, 53043, 70560, 70724, 88405, 106086, 123767, 141448, 159129, 176810, 212172, 247534, 265215, 282896, 318258, 353620, 371301, 424344, 495068, 530430, 565792, 618835, 636516, 707240, 742602, 795645, 848688, 866369, 990136, 1060860, 1113903, 1237670, 1273032, 1414480, 1485204, 1591290, 1697376, 1732738, 1856505, 1980272, 2121720, 2227806, 2475340, 2546064, 2599107, 2828960, 2970408, 3182580, 3465476, 3713010, 3960544, 4243440, 4331845, 4455612, 4950680, 5092128, 5198214, 5569515, 5940816, 6365160, 6930952, 7426020, 7797321, 8486880, 8663690, 8911224, 9901360, 10396428, 11139030, 11881632, 12730320, 12995535, 13861904, 14852040, 15594642, 17327380, 17822448, 19802720, 20792856, 22278060, 25460640, 25991070, 27723808, 29704080, 31189284, 34654760, 35644896, 38986605, 41585712, 44556120, 51982140, 59408160, 62378568, 69309520, 77973210, 83171424, 89112240, 103964280, 124757136, 138619040, 155946420, 178224480, 207928560, 249514272, 311892840, 415857120, 623785680, 1247571360]

約数ペア:

[(1, 1247571360), (2, 623785680), (3, 415857120), (4, 311892840), (5, 249514272), (6, 207928560), (7, 178224480), (8, 155946420), (9, 138619040), (10, 124757136), (12, 103964280), (14, 89112240), (15, 83171424), (16, 77973210), (18, 69309520), (20, 62378568), (21, 59408160), (24, 51982140), (28, 44556120), (30, 41585712), (32, 38986605), (35, 35644896), (36, 34654760), (40, 31189284), (42, 29704080), (45, 27723808), (48, 25991070), (49, 25460640), (56, 22278060), (60, 20792856), (63, 19802720), (70, 17822448), (72, 17327380), (80, 15594642), (84, 14852040), (90, 13861904), (96, 12995535), (98, 12730320), (105, 11881632), (112, 11139030), (120, 10396428), (126, 9901360), (140, 8911224), (144, 8663690), (147, 8486880), (160, 7797321), (168, 7426020), (180, 6930952), (196, 6365160), (210, 5940816), (224, 5569515), (240, 5198214), (245, 5092128), (252, 4950680), (280, 4455612), (288, 4331845), (294, 4243440), (315, 3960544), (336, 3713010), (360, 3465476), (392, 3182580), (420, 2970408), (441, 2828960), (480, 2599107), (490, 2546064), (504, 2475340), (560, 2227806), (588, 2121720), (630, 1980272), (672, 1856505), (720, 1732738), (735, 1697376), (784, 1591290), (840, 1485204), (882, 1414480), (980, 1273032), (1008, 1237670), (1120, 1113903), (1176, 1060860), (1260, 990136), (1440, 866369), (1470, 848688), (1568, 795645), (1680, 742602), (1764, 707240), (1960, 636516), (2016, 618835), (2205, 565792), (2352, 530430), (2520, 495068), (2940, 424344), (3360, 371301), (3528, 353620), (3920, 318258), (4410, 282896), (4704, 265215), (5040, 247534), (5880, 212172), (7056, 176810), (7840, 159129), (8820, 141448), (10080, 123767), (11760, 106086), (14112, 88405), (17640, 70724), (17681, 70560), (23520, 53043), (35280, 35362)]