135520

素因数分解:

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

素因数の和:44

約数の個数: 72

約数和(自身を含む): 402192

約数和(自身を除く): 266672

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 16, 20, 22, 28, 32, 35, 40, 44, 55, 56, 70, 77, 80, 88, 110, 112, 121, 140, 154, 160, 176, 220, 224, 242, 280, 308, 352, 385, 440, 484, 560, 605, 616, 770, 847, 880, 968, 1120, 1210, 1232, 1540, 1694, 1760, 1936, 2420, 2464, 3080, 3388, 3872, 4235, 4840, 6160, 6776, 8470, 9680, 12320, 13552, 16940, 19360, 27104, 33880, 67760, 135520]

約数ペア:

[(1, 135520), (2, 67760), (4, 33880), (5, 27104), (7, 19360), (8, 16940), (10, 13552), (11, 12320), (14, 9680), (16, 8470), (20, 6776), (22, 6160), (28, 4840), (32, 4235), (35, 3872), (40, 3388), (44, 3080), (55, 2464), (56, 2420), (70, 1936), (77, 1760), (80, 1694), (88, 1540), (110, 1232), (112, 1210), (121, 1120), (140, 968), (154, 880), (160, 847), (176, 770), (220, 616), (224, 605), (242, 560), (280, 484), (308, 440), (352, 385)]