18071680

素因数分解:

$2^7\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{151}}^1$

素因数の和:198

約数の個数: 128

約数和(自身を含む): 50232960

約数和(自身を除く): 32161280

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 17, 20, 22, 32, 34, 40, 44, 55, 64, 68, 80, 85, 88, 110, 128, 136, 151, 160, 170, 176, 187, 220, 272, 302, 320, 340, 352, 374, 440, 544, 604, 640, 680, 704, 748, 755, 880, 935, 1088, 1208, 1360, 1408, 1496, 1510, 1661, 1760, 1870, 2176, 2416, 2567, 2720, 2992, 3020, 3322, 3520, 3740, 4832, 5134, 5440, 5984, 6040, 6644, 7040, 7480, 8305, 9664, 10268, 10880, 11968, 12080, 12835, 13288, 14960, 16610, 19328, 20536, 23936, 24160, 25670, 26576, 28237, 29920, 33220, 41072, 48320, 51340, 53152, 56474, 59840, 66440, 82144, 96640, 102680, 106304, 112948, 119680, 132880, 141185, 164288, 205360, 212608, 225896, 265760, 282370, 328576, 410720, 451792, 531520, 564740, 821440, 903584, 1063040, 1129480, 1642880, 1807168, 2258960, 3614336, 4517920, 9035840, 18071680]

約数ペア:

[(1, 18071680), (2, 9035840), (4, 4517920), (5, 3614336), (8, 2258960), (10, 1807168), (11, 1642880), (16, 1129480), (17, 1063040), (20, 903584), (22, 821440), (32, 564740), (34, 531520), (40, 451792), (44, 410720), (55, 328576), (64, 282370), (68, 265760), (80, 225896), (85, 212608), (88, 205360), (110, 164288), (128, 141185), (136, 132880), (151, 119680), (160, 112948), (170, 106304), (176, 102680), (187, 96640), (220, 82144), (272, 66440), (302, 59840), (320, 56474), (340, 53152), (352, 51340), (374, 48320), (440, 41072), (544, 33220), (604, 29920), (640, 28237), (680, 26576), (704, 25670), (748, 24160), (755, 23936), (880, 20536), (935, 19328), (1088, 16610), (1208, 14960), (1360, 13288), (1408, 12835), (1496, 12080), (1510, 11968), (1661, 10880), (1760, 10268), (1870, 9664), (2176, 8305), (2416, 7480), (2567, 7040), (2720, 6644), (2992, 6040), (3020, 5984), (3322, 5440), (3520, 5134), (3740, 4832)]