81034560

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:222

約数の個数: 224

約数和(自身を含む): 291876480

約数和(自身を除く): 210841920

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 16, 18, 20, 24, 27, 30, 32, 36, 40, 45, 48, 54, 60, 64, 72, 80, 83, 90, 96, 108, 113, 120, 135, 144, 160, 166, 180, 192, 216, 226, 240, 249, 270, 288, 320, 332, 339, 360, 415, 432, 452, 480, 498, 540, 565, 576, 664, 678, 720, 747, 830, 864, 904, 960, 996, 1017, 1080, 1130, 1245, 1328, 1356, 1440, 1494, 1660, 1695, 1728, 1808, 1992, 2034, 2160, 2241, 2260, 2490, 2656, 2712, 2880, 2988, 3051, 3320, 3390, 3616, 3735, 3984, 4068, 4320, 4482, 4520, 4980, 5085, 5312, 5424, 5976, 6102, 6640, 6780, 7232, 7470, 7968, 8136, 8640, 8964, 9040, 9379, 9960, 10170, 10848, 11205, 11952, 12204, 13280, 13560, 14940, 15255, 15936, 16272, 17928, 18080, 18758, 19920, 20340, 21696, 22410, 23904, 24408, 26560, 27120, 28137, 29880, 30510, 32544, 35856, 36160, 37516, 39840, 40680, 44820, 46895, 47808, 48816, 54240, 56274, 59760, 61020, 65088, 71712, 75032, 79680, 81360, 84411, 89640, 93790, 97632, 108480, 112548, 119520, 122040, 140685, 143424, 150064, 162720, 168822, 179280, 187580, 195264, 225096, 239040, 244080, 253233, 281370, 300128, 325440, 337644, 358560, 375160, 422055, 450192, 488160, 506466, 562740, 600256, 675288, 717120, 750320, 844110, 900384, 976320, 1012932, 1125480, 1266165, 1350576, 1500640, 1688220, 1800768, 2025864, 2250960, 2532330, 2701152, 3001280, 3376440, 4051728, 4501920, 5064660, 5402304, 6752880, 8103456, 9003840, 10129320, 13505760, 16206912, 20258640, 27011520, 40517280, 81034560]

約数ペア:

[(1, 81034560), (2, 40517280), (3, 27011520), (4, 20258640), (5, 16206912), (6, 13505760), (8, 10129320), (9, 9003840), (10, 8103456), (12, 6752880), (15, 5402304), (16, 5064660), (18, 4501920), (20, 4051728), (24, 3376440), (27, 3001280), (30, 2701152), (32, 2532330), (36, 2250960), (40, 2025864), (45, 1800768), (48, 1688220), (54, 1500640), (60, 1350576), (64, 1266165), (72, 1125480), (80, 1012932), (83, 976320), (90, 900384), (96, 844110), (108, 750320), (113, 717120), (120, 675288), (135, 600256), (144, 562740), (160, 506466), (166, 488160), (180, 450192), (192, 422055), (216, 375160), (226, 358560), (240, 337644), (249, 325440), (270, 300128), (288, 281370), (320, 253233), (332, 244080), (339, 239040), (360, 225096), (415, 195264), (432, 187580), (452, 179280), (480, 168822), (498, 162720), (540, 150064), (565, 143424), (576, 140685), (664, 122040), (678, 119520), (720, 112548), (747, 108480), (830, 97632), (864, 93790), (904, 89640), (960, 84411), (996, 81360), (1017, 79680), (1080, 75032), (1130, 71712), (1245, 65088), (1328, 61020), (1356, 59760), (1440, 56274), (1494, 54240), (1660, 48816), (1695, 47808), (1728, 46895), (1808, 44820), (1992, 40680), (2034, 39840), (2160, 37516), (2241, 36160), (2260, 35856), (2490, 32544), (2656, 30510), (2712, 29880), (2880, 28137), (2988, 27120), (3051, 26560), (3320, 24408), (3390, 23904), (3616, 22410), (3735, 21696), (3984, 20340), (4068, 19920), (4320, 18758), (4482, 18080), (4520, 17928), (4980, 16272), (5085, 15936), (5312, 15255), (5424, 14940), (5976, 13560), (6102, 13280), (6640, 12204), (6780, 11952), (7232, 11205), (7470, 10848), (7968, 10170), (8136, 9960), (8640, 9379), (8964, 9040)]