217978560

素因数分解:

$2^6\times 3^3\times 5^1\times {\mathrm{25229}}^1$

素因数の和:25255

約数の個数: 112

約数和(自身を含む): 769010400

約数和(自身を除く): 551031840

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, 90, 96, 108, 120, 135, 144, 160, 180, 192, 216, 240, 270, 288, 320, 360, 432, 480, 540, 576, 720, 864, 960, 1080, 1440, 1728, 2160, 2880, 4320, 8640, 25229, 50458, 75687, 100916, 126145, 151374, 201832, 227061, 252290, 302748, 378435, 403664, 454122, 504580, 605496, 681183, 756870, 807328, 908244, 1009160, 1135305, 1210992, 1362366, 1513740, 1614656, 1816488, 2018320, 2270610, 2421984, 2724732, 3027480, 3405915, 3632976, 4036640, 4541220, 4843968, 5449464, 6054960, 6811830, 7265952, 8073280, 9082440, 10898928, 12109920, 13623660, 14531904, 18164880, 21797856, 24219840, 27247320, 36329760, 43595712, 54494640, 72659520, 108989280, 217978560]

約数ペア:

[(1, 217978560), (2, 108989280), (3, 72659520), (4, 54494640), (5, 43595712), (6, 36329760), (8, 27247320), (9, 24219840), (10, 21797856), (12, 18164880), (15, 14531904), (16, 13623660), (18, 12109920), (20, 10898928), (24, 9082440), (27, 8073280), (30, 7265952), (32, 6811830), (36, 6054960), (40, 5449464), (45, 4843968), (48, 4541220), (54, 4036640), (60, 3632976), (64, 3405915), (72, 3027480), (80, 2724732), (90, 2421984), (96, 2270610), (108, 2018320), (120, 1816488), (135, 1614656), (144, 1513740), (160, 1362366), (180, 1210992), (192, 1135305), (216, 1009160), (240, 908244), (270, 807328), (288, 756870), (320, 681183), (360, 605496), (432, 504580), (480, 454122), (540, 403664), (576, 378435), (720, 302748), (864, 252290), (960, 227061), (1080, 201832), (1440, 151374), (1728, 126145), (2160, 100916), (2880, 75687), (4320, 50458), (8640, 25229)]