2648800

素因数分解:

$2^5\times 5^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1$

素因数の和:81

約数の個数: 144

約数和(自身を含む): 8249472

約数和(自身を除く): 5600672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 25, 28, 32, 35, 40, 43, 44, 50, 55, 56, 70, 77, 80, 86, 88, 100, 110, 112, 140, 154, 160, 172, 175, 176, 200, 215, 220, 224, 275, 280, 301, 308, 344, 350, 352, 385, 400, 430, 440, 473, 550, 560, 602, 616, 688, 700, 770, 800, 860, 880, 946, 1075, 1100, 1120, 1204, 1232, 1376, 1400, 1505, 1540, 1720, 1760, 1892, 1925, 2150, 2200, 2365, 2408, 2464, 2800, 3010, 3080, 3311, 3440, 3784, 3850, 4300, 4400, 4730, 4816, 5600, 6020, 6160, 6622, 6880, 7525, 7568, 7700, 8600, 8800, 9460, 9632, 11825, 12040, 12320, 13244, 15050, 15136, 15400, 16555, 17200, 18920, 23650, 24080, 26488, 30100, 30800, 33110, 34400, 37840, 47300, 48160, 52976, 60200, 61600, 66220, 75680, 82775, 94600, 105952, 120400, 132440, 165550, 189200, 240800, 264880, 331100, 378400, 529760, 662200, 1324400, 2648800]

約数ペア:

[(1, 2648800), (2, 1324400), (4, 662200), (5, 529760), (7, 378400), (8, 331100), (10, 264880), (11, 240800), (14, 189200), (16, 165550), (20, 132440), (22, 120400), (25, 105952), (28, 94600), (32, 82775), (35, 75680), (40, 66220), (43, 61600), (44, 60200), (50, 52976), (55, 48160), (56, 47300), (70, 37840), (77, 34400), (80, 33110), (86, 30800), (88, 30100), (100, 26488), (110, 24080), (112, 23650), (140, 18920), (154, 17200), (160, 16555), (172, 15400), (175, 15136), (176, 15050), (200, 13244), (215, 12320), (220, 12040), (224, 11825), (275, 9632), (280, 9460), (301, 8800), (308, 8600), (344, 7700), (350, 7568), (352, 7525), (385, 6880), (400, 6622), (430, 6160), (440, 6020), (473, 5600), (550, 4816), (560, 4730), (602, 4400), (616, 4300), (688, 3850), (700, 3784), (770, 3440), (800, 3311), (860, 3080), (880, 3010), (946, 2800), (1075, 2464), (1100, 2408), (1120, 2365), (1204, 2200), (1232, 2150), (1376, 1925), (1400, 1892), (1505, 1760), (1540, 1720)]