28064640

素因数分解:

$2^7\times 3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{311}}^1$

素因数の和:380

約数の個数: 128

約数和(自身を含む): 91653120

約数和(自身を除く): 63588480

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 47, 48, 60, 64, 80, 94, 96, 120, 128, 141, 160, 188, 192, 235, 240, 282, 311, 320, 376, 384, 470, 480, 564, 622, 640, 705, 752, 933, 940, 960, 1128, 1244, 1410, 1504, 1555, 1866, 1880, 1920, 2256, 2488, 2820, 3008, 3110, 3732, 3760, 4512, 4665, 4976, 5640, 6016, 6220, 7464, 7520, 9024, 9330, 9952, 11280, 12440, 14617, 14928, 15040, 18048, 18660, 19904, 22560, 24880, 29234, 29856, 30080, 37320, 39808, 43851, 45120, 49760, 58468, 59712, 73085, 74640, 87702, 90240, 99520, 116936, 119424, 146170, 149280, 175404, 199040, 219255, 233872, 292340, 298560, 350808, 438510, 467744, 584680, 597120, 701616, 877020, 935488, 1169360, 1403232, 1754040, 1870976, 2338720, 2806464, 3508080, 4677440, 5612928, 7016160, 9354880, 14032320, 28064640]

約数ペア:

[(1, 28064640), (2, 14032320), (3, 9354880), (4, 7016160), (5, 5612928), (6, 4677440), (8, 3508080), (10, 2806464), (12, 2338720), (15, 1870976), (16, 1754040), (20, 1403232), (24, 1169360), (30, 935488), (32, 877020), (40, 701616), (47, 597120), (48, 584680), (60, 467744), (64, 438510), (80, 350808), (94, 298560), (96, 292340), (120, 233872), (128, 219255), (141, 199040), (160, 175404), (188, 149280), (192, 146170), (235, 119424), (240, 116936), (282, 99520), (311, 90240), (320, 87702), (376, 74640), (384, 73085), (470, 59712), (480, 58468), (564, 49760), (622, 45120), (640, 43851), (705, 39808), (752, 37320), (933, 30080), (940, 29856), (960, 29234), (1128, 24880), (1244, 22560), (1410, 19904), (1504, 18660), (1555, 18048), (1866, 15040), (1880, 14928), (1920, 14617), (2256, 12440), (2488, 11280), (2820, 9952), (3008, 9330), (3110, 9024), (3732, 7520), (3760, 7464), (4512, 6220), (4665, 6016), (4976, 5640)]