212454400

素因数分解:

$2^{10}\times 5^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1$

素因数の和:266

約数の個数: 132

約数和(自身を含む): 541668952

約数和(自身を除く): 329214552

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 43, 50, 64, 80, 86, 100, 128, 160, 172, 193, 200, 215, 256, 320, 344, 386, 400, 430, 512, 640, 688, 772, 800, 860, 965, 1024, 1075, 1280, 1376, 1544, 1600, 1720, 1930, 2150, 2560, 2752, 3088, 3200, 3440, 3860, 4300, 4825, 5120, 5504, 6176, 6400, 6880, 7720, 8299, 8600, 9650, 11008, 12352, 12800, 13760, 15440, 16598, 17200, 19300, 22016, 24704, 25600, 27520, 30880, 33196, 34400, 38600, 41495, 44032, 49408, 55040, 61760, 66392, 68800, 77200, 82990, 98816, 110080, 123520, 132784, 137600, 154400, 165980, 197632, 207475, 220160, 247040, 265568, 275200, 308800, 331960, 414950, 494080, 531136, 550400, 617600, 663920, 829900, 988160, 1062272, 1100800, 1235200, 1327840, 1659800, 2124544, 2470400, 2655680, 3319600, 4249088, 4940800, 5311360, 6639200, 8498176, 10622720, 13278400, 21245440, 26556800, 42490880, 53113600, 106227200, 212454400]

約数ペア:

[(1, 212454400), (2, 106227200), (4, 53113600), (5, 42490880), (8, 26556800), (10, 21245440), (16, 13278400), (20, 10622720), (25, 8498176), (32, 6639200), (40, 5311360), (43, 4940800), (50, 4249088), (64, 3319600), (80, 2655680), (86, 2470400), (100, 2124544), (128, 1659800), (160, 1327840), (172, 1235200), (193, 1100800), (200, 1062272), (215, 988160), (256, 829900), (320, 663920), (344, 617600), (386, 550400), (400, 531136), (430, 494080), (512, 414950), (640, 331960), (688, 308800), (772, 275200), (800, 265568), (860, 247040), (965, 220160), (1024, 207475), (1075, 197632), (1280, 165980), (1376, 154400), (1544, 137600), (1600, 132784), (1720, 123520), (1930, 110080), (2150, 98816), (2560, 82990), (2752, 77200), (3088, 68800), (3200, 66392), (3440, 61760), (3860, 55040), (4300, 49408), (4825, 44032), (5120, 41495), (5504, 38600), (6176, 34400), (6400, 33196), (6880, 30880), (7720, 27520), (8299, 25600), (8600, 24704), (9650, 22016), (11008, 19300), (12352, 17200), (12800, 16598), (13760, 15440)]