1276099920

素因数分解:

$2^4\times 3^6\times 5^1\times {\mathrm{21881}}^1$

素因数の和:21912

約数の個数: 140

約数和(自身を含む): 4448566836

約数和(自身を除く): 3172466916

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 36, 40, 45, 48, 54, 60, 72, 80, 81, 90, 108, 120, 135, 144, 162, 180, 216, 240, 243, 270, 324, 360, 405, 432, 486, 540, 648, 720, 729, 810, 972, 1080, 1215, 1296, 1458, 1620, 1944, 2160, 2430, 2916, 3240, 3645, 3888, 4860, 5832, 6480, 7290, 9720, 11664, 14580, 19440, 21881, 29160, 43762, 58320, 65643, 87524, 109405, 131286, 175048, 196929, 218810, 262572, 328215, 350096, 393858, 437620, 525144, 590787, 656430, 787716, 875240, 984645, 1050288, 1181574, 1312860, 1575432, 1750480, 1772361, 1969290, 2363148, 2625720, 2953935, 3150864, 3544722, 3938580, 4726296, 5251440, 5317083, 5907870, 7089444, 7877160, 8861805, 9452592, 10634166, 11815740, 14178888, 15754320, 15951249, 17723610, 21268332, 23631480, 26585415, 28357776, 31902498, 35447220, 42536664, 47262960, 53170830, 63804996, 70894440, 79756245, 85073328, 106341660, 127609992, 141788880, 159512490, 212683320, 255219984, 319024980, 425366640, 638049960, 1276099920]

約数ペア:

[(1, 1276099920), (2, 638049960), (3, 425366640), (4, 319024980), (5, 255219984), (6, 212683320), (8, 159512490), (9, 141788880), (10, 127609992), (12, 106341660), (15, 85073328), (16, 79756245), (18, 70894440), (20, 63804996), (24, 53170830), (27, 47262960), (30, 42536664), (36, 35447220), (40, 31902498), (45, 28357776), (48, 26585415), (54, 23631480), (60, 21268332), (72, 17723610), (80, 15951249), (81, 15754320), (90, 14178888), (108, 11815740), (120, 10634166), (135, 9452592), (144, 8861805), (162, 7877160), (180, 7089444), (216, 5907870), (240, 5317083), (243, 5251440), (270, 4726296), (324, 3938580), (360, 3544722), (405, 3150864), (432, 2953935), (486, 2625720), (540, 2363148), (648, 1969290), (720, 1772361), (729, 1750480), (810, 1575432), (972, 1312860), (1080, 1181574), (1215, 1050288), (1296, 984645), (1458, 875240), (1620, 787716), (1944, 656430), (2160, 590787), (2430, 525144), (2916, 437620), (3240, 393858), (3645, 350096), (3888, 328215), (4860, 262572), (5832, 218810), (6480, 196929), (7290, 175048), (9720, 131286), (11664, 109405), (14580, 87524), (19440, 65643), (21881, 58320), (29160, 43762)]