268609880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{87211}}^1$

素因数の和:87240

約数の個数: 64

約数和(自身を含む): 753511680

約数和(自身を除く): 484901800

約数列:

[1, 2, 4, 5, 7, 8, 10, 11, 14, 20, 22, 28, 35, 40, 44, 55, 56, 70, 77, 88, 110, 140, 154, 220, 280, 308, 385, 440, 616, 770, 1540, 3080, 87211, 174422, 348844, 436055, 610477, 697688, 872110, 959321, 1220954, 1744220, 1918642, 2441908, 3052385, 3488440, 3837284, 4796605, 4883816, 6104770, 6715247, 7674568, 9593210, 12209540, 13430494, 19186420, 24419080, 26860988, 33576235, 38372840, 53721976, 67152470, 134304940, 268609880]

約数ペア:

[(1, 268609880), (2, 134304940), (4, 67152470), (5, 53721976), (7, 38372840), (8, 33576235), (10, 26860988), (11, 24419080), (14, 19186420), (20, 13430494), (22, 12209540), (28, 9593210), (35, 7674568), (40, 6715247), (44, 6104770), (55, 4883816), (56, 4796605), (70, 3837284), (77, 3488440), (88, 3052385), (110, 2441908), (140, 1918642), (154, 1744220), (220, 1220954), (280, 959321), (308, 872110), (385, 697688), (440, 610477), (616, 436055), (770, 348844), (1540, 174422), (3080, 87211)]