225813560

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{115211}}^1$

素因数の和:115236

約数の個数: 48

約数和(自身を含む): 591037560

約数和(自身を除く): 365224000

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 115211, 230422, 460844, 576055, 806477, 921688, 1152110, 1612954, 2304220, 3225908, 4032385, 4608440, 5645339, 6451816, 8064770, 11290678, 16129540, 22581356, 28226695, 32259080, 45162712, 56453390, 112906780, 225813560]

約数ペア:

[(1, 225813560), (2, 112906780), (4, 56453390), (5, 45162712), (7, 32259080), (8, 28226695), (10, 22581356), (14, 16129540), (20, 11290678), (28, 8064770), (35, 6451816), (40, 5645339), (49, 4608440), (56, 4032385), (70, 3225908), (98, 2304220), (140, 1612954), (196, 1152110), (245, 921688), (280, 806477), (392, 576055), (490, 460844), (980, 230422), (1960, 115211)]