67760

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{11}}^2$

素因数の和:42

約数の個数: 60

約数和(自身を含む): 197904

約数和(自身を除く): 130144

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 176, 220, 242, 280, 308, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1210, 1232, 1540, 1694, 1936, 2420, 3080, 3388, 4235, 4840, 6160, 6776, 8470, 9680, 13552, 16940, 33880, 67760]

約数ペア:

[(1, 67760), (2, 33880), (4, 16940), (5, 13552), (7, 9680), (8, 8470), (10, 6776), (11, 6160), (14, 4840), (16, 4235), (20, 3388), (22, 3080), (28, 2420), (35, 1936), (40, 1694), (44, 1540), (55, 1232), (56, 1210), (70, 968), (77, 880), (80, 847), (88, 770), (110, 616), (112, 605), (121, 560), (140, 484), (154, 440), (176, 385), (220, 308), (242, 280)]