28671360

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{137}}^1$

素因数の和:268

約数の個数: 128

約数和(自身を含む): 92901600

約数和(自身を除く): 64230240

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 64, 80, 96, 109, 120, 128, 137, 160, 192, 218, 240, 274, 320, 327, 384, 411, 436, 480, 545, 548, 640, 654, 685, 822, 872, 960, 1090, 1096, 1308, 1370, 1635, 1644, 1744, 1920, 2055, 2180, 2192, 2616, 2740, 3270, 3288, 3488, 4110, 4360, 4384, 5232, 5480, 6540, 6576, 6976, 8220, 8720, 8768, 10464, 10960, 13080, 13152, 13952, 14933, 16440, 17440, 17536, 20928, 21920, 26160, 26304, 29866, 32880, 34880, 41856, 43840, 44799, 52320, 52608, 59732, 65760, 69760, 74665, 87680, 89598, 104640, 119464, 131520, 149330, 179196, 209280, 223995, 238928, 263040, 298660, 358392, 447990, 477856, 597320, 716784, 895980, 955712, 1194640, 1433568, 1791960, 1911424, 2389280, 2867136, 3583920, 4778560, 5734272, 7167840, 9557120, 14335680, 28671360]

約数ペア:

[(1, 28671360), (2, 14335680), (3, 9557120), (4, 7167840), (5, 5734272), (6, 4778560), (8, 3583920), (10, 2867136), (12, 2389280), (15, 1911424), (16, 1791960), (20, 1433568), (24, 1194640), (30, 955712), (32, 895980), (40, 716784), (48, 597320), (60, 477856), (64, 447990), (80, 358392), (96, 298660), (109, 263040), (120, 238928), (128, 223995), (137, 209280), (160, 179196), (192, 149330), (218, 131520), (240, 119464), (274, 104640), (320, 89598), (327, 87680), (384, 74665), (411, 69760), (436, 65760), (480, 59732), (545, 52608), (548, 52320), (640, 44799), (654, 43840), (685, 41856), (822, 34880), (872, 32880), (960, 29866), (1090, 26304), (1096, 26160), (1308, 21920), (1370, 20928), (1635, 17536), (1644, 17440), (1744, 16440), (1920, 14933), (2055, 13952), (2180, 13152), (2192, 13080), (2616, 10960), (2740, 10464), (3270, 8768), (3288, 8720), (3488, 8220), (4110, 6976), (4360, 6576), (4384, 6540), (5232, 5480)]