212730768

素因数分解:

$2^4\times 3^2\times {\mathrm{71}}^1\times {\mathrm{20807}}^1$

素因数の和:20892

約数の個数: 60

約数和(自身を含む): 603764928

約数和(自身を除く): 391034160

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 71, 72, 142, 144, 213, 284, 426, 568, 639, 852, 1136, 1278, 1704, 2556, 3408, 5112, 10224, 20807, 41614, 62421, 83228, 124842, 166456, 187263, 249684, 332912, 374526, 499368, 749052, 998736, 1477297, 1498104, 2954594, 2996208, 4431891, 5909188, 8863782, 11818376, 13295673, 17727564, 23636752, 26591346, 35455128, 53182692, 70910256, 106365384, 212730768]

約数ペア:

[(1, 212730768), (2, 106365384), (3, 70910256), (4, 53182692), (6, 35455128), (8, 26591346), (9, 23636752), (12, 17727564), (16, 13295673), (18, 11818376), (24, 8863782), (36, 5909188), (48, 4431891), (71, 2996208), (72, 2954594), (142, 1498104), (144, 1477297), (213, 998736), (284, 749052), (426, 499368), (568, 374526), (639, 332912), (852, 249684), (1136, 187263), (1278, 166456), (1704, 124842), (2556, 83228), (3408, 62421), (5112, 41614), (10224, 20807)]