143211440

素因数分解:

$2^4\times 5^1\times {\mathrm{683}}^1\times {\mathrm{2621}}^1$

素因数の和:3317

約数の個数: 40

約数和(自身を含む): 333581328

約数和(自身を除く): 190369888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 683, 1366, 2621, 2732, 3415, 5242, 5464, 6830, 10484, 10928, 13105, 13660, 20968, 26210, 27320, 41936, 52420, 54640, 104840, 209680, 1790143, 3580286, 7160572, 8950715, 14321144, 17901430, 28642288, 35802860, 71605720, 143211440]

約数ペア:

[(1, 143211440), (2, 71605720), (4, 35802860), (5, 28642288), (8, 17901430), (10, 14321144), (16, 8950715), (20, 7160572), (40, 3580286), (80, 1790143), (683, 209680), (1366, 104840), (2621, 54640), (2732, 52420), (3415, 41936), (5242, 27320), (5464, 26210), (6830, 20968), (10484, 13660), (10928, 13105)]