12664960

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{257}}^1$

素因数の和:294

約数の個数: 128

約数和(自身を含む): 37895040

約数和(自身を除く): 25230080

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 64, 70, 77, 80, 88, 110, 112, 128, 140, 154, 160, 176, 220, 224, 257, 280, 308, 320, 352, 385, 440, 448, 514, 560, 616, 640, 704, 770, 880, 896, 1028, 1120, 1232, 1285, 1408, 1540, 1760, 1799, 2056, 2240, 2464, 2570, 2827, 3080, 3520, 3598, 4112, 4480, 4928, 5140, 5654, 6160, 7040, 7196, 8224, 8995, 9856, 10280, 11308, 12320, 14135, 14392, 16448, 17990, 19789, 20560, 22616, 24640, 28270, 28784, 32896, 35980, 39578, 41120, 45232, 49280, 56540, 57568, 71960, 79156, 82240, 90464, 98945, 113080, 115136, 143920, 158312, 164480, 180928, 197890, 226160, 230272, 287840, 316624, 361856, 395780, 452320, 575680, 633248, 791560, 904640, 1151360, 1266496, 1583120, 1809280, 2532992, 3166240, 6332480, 12664960]

約数ペア:

[(1, 12664960), (2, 6332480), (4, 3166240), (5, 2532992), (7, 1809280), (8, 1583120), (10, 1266496), (11, 1151360), (14, 904640), (16, 791560), (20, 633248), (22, 575680), (28, 452320), (32, 395780), (35, 361856), (40, 316624), (44, 287840), (55, 230272), (56, 226160), (64, 197890), (70, 180928), (77, 164480), (80, 158312), (88, 143920), (110, 115136), (112, 113080), (128, 98945), (140, 90464), (154, 82240), (160, 79156), (176, 71960), (220, 57568), (224, 56540), (257, 49280), (280, 45232), (308, 41120), (320, 39578), (352, 35980), (385, 32896), (440, 28784), (448, 28270), (514, 24640), (560, 22616), (616, 20560), (640, 19789), (704, 17990), (770, 16448), (880, 14392), (896, 14135), (1028, 12320), (1120, 11308), (1232, 10280), (1285, 9856), (1408, 8995), (1540, 8224), (1760, 7196), (1799, 7040), (2056, 6160), (2240, 5654), (2464, 5140), (2570, 4928), (2827, 4480), (3080, 4112), (3520, 3598)]